Reference Resources

Reference Resources 2018                                                                                                                                                                                                                                                                                                    [Download eReference Library Link Toolkit 2018]

Reference Resources ( is a Subject Tracer™ Information Blog developed and created by the Virtual Private Library™. It is designed to monitor reference resources on the World Wide Web and listed below. We always welcome suggestions of additional sites and resources to be added to this comprehensive listing and please submit by clicking here. This site has been developed and maintained by Marcus P. Zillman, M.S., A.M.H.A.; Internet expert, author, keynote speaker, and consultant. His latest white papers include Searching the Internet, Academic and Scholar Search Engines and Sources, and Knowledge Discovery Resources 2018. All of his Subject Tracer™ Information Blogs and his white papers are available from  His latest monthly column is available by clicking here. Subscribe to his free monthly Awareness Watch™ Newsletter. Learn more by clicking here.

Reference Resources:

100 Management Experts on Twitter

250+ Killer Digital Libraries and Archives

2012 Best of the Web Award Winners Announced

2014 World University Rankings

A to Z Databases – The Premier Marketing and Reference Database

AAA Fuel Cost Calculator – Calculate The Estimated Fuel Cost Of Your Trip – Directory of Acronyms, Abbreviations and Initialisms

Abbreviations and Acronyms of the U.S. Government

About Famous People

ABYZ News Links

Academic and Scholar Search Engines and Sources

Academic Business Libraries in North & Central America, Europe, and Asia-Pacific

Academic Earth – Thousands of Video Lectures From the World’s Top Scholars

Accounting, Business Studies and Economics Dictionary

A Concise Guide to the Major Internet Bodies

Acronym Finder

Acronym Search

Acronym Server Simplified

Acronyms Used by Asian / Pacific Studies’ Scholars: A Dictionary

Advertising and Marketing BRASS Business Guide

African Studies Collections

Alex Catalogue of Electronic Texts

All-Acronyms – Directory of Conventions, Trade Shows, Convention Centers and Meetings

allvoices – Breaking News, Current Events, Latest News from All Voices

Alpha Dictionary Language Directory

AlphaGalileo – World’s Independent Source of Research News

American Archive of Public Broadcasting

American Society of Civil Engineers ASCE Library

America’s Economy for Phone From the US Census Bureau

Ancient Thespians One-Minute Web Guide – Reference Search Engine and Service

AnswerSpot – The Starting Spot for Answers Available From the Internet

Applied Math and Science Education Repository (AMSER)

Archival Meta Index

Archive It – Institutional Archive Collections of Digital Content

Archives Canada

Argali White & Yellow – Phone Directories Search

ArtLex – Art Directory


Internet Resources Subject Portals

ArtSource – A Gathering Point for Networked Resources on Art and Architecture

Asia News Network (ANN)

Asian Studies WWW Virtual Library (ASWWWVL) Last Updated: Jan 2011


Asia-Studies Full-Text Online

Ask a Librarian – An Online Reference Service from the Library of Congress

Astronomy Picture of the Day

A to Z Quotes

AudioLiterate – Streaming and Downloadable Free Audiobooks

Free Public Domain Audio Books and ebooks

BABEL: A Glossary of Computer Related Abbreviations and Acronyms

Bar Code Number Source – Subdivisions

BBC Internet Radio Player

Beinecke Rare Book & Manuscript Library

BERA – Business and Economics Research Advisor from the Library of Congress

Best of History Web Sites

Best Search Tools Chart


Biographical Dictionary

Biomass Document Database

Blogossary – The Blogosphere’s Dictionary


Bookboon – Download Free Student and Travel Books


BookInMyPhone – Read Books on Your Cell / Mobile Phone

BookRix – Web Your Book

BookServer – Distributed Lending and Vending Over the Internet

Boxes and Arrows Journal

BRAINTRACK – University Index – Online Business Dictionary

Business Intelligence Resources

Business Reference on the Net

Business Reference Services – Indexes, Bibliographies, and Guides

Business Research Guide from Yale University Library

Business Technology Enterprise Best Practices Research

Canadian Atlas Online

CEO Express

Chemical Education Digital Library (ChemED DL)


Chilling Effects Clearinghouse

China and Eurasia Forum

China Biographical Database

CIA FOIA – Freedom of Information Act Electronic Reading Room

CIA – World Fact Book

CIOZone™ – Professional Social Network for CIOs and IP Professionals

Cities Alliances – Cities Without Slums – Comprehensive Stats on U.S. Cities – Data on Jobs, Relocation, Real Estate, Education, Hospitals, Travel and Crime

Classic Cat – Classical Music Directory

Clark Library Government Information Collection                                                                                                                                                                                                                                               

Cliche Finder

Clinton Presidential Materials Project

CloudConvert – Convert Anything to Anything

Collections and Internet Resources in the Humanities and Social Sciences

ColorHexa – Color Encyclopedia including Information and Conversion

Comic Book Database

Company and Telephone Directories

Company Filings and Forms Via EDGAR

Computational Science Education Reference Desk (CSERD)

Confusing Words Database

Congressional Directory

Consumer Reports – 101 Secrets From our Experts: The Insider’s Guide to Practically Everything

ContactHelp – Directory of Phone Numbers of Customer Service and Customer Support

Content4Reprint – Free Article Directory and Knowledge Encyclopedia – Great Recipe Collection and Search Engine

Country Reports

CourseSmart – eTextbooks and Digital Course Materials

CQ Roll Call The Newspaper of Capitol Hill

Crazy Fads

Credo General Reference

Crime Reports

CriticalPast – Search Thousands of Historic Videos and Millions of Images

CrunchBase – Free technology Company Database

CultureGrams – Concise, Reliable and Up To Date Reports on 200 Cultures

Current Law Journal Content (CLJC)


DailyLit – Quality News From Around the Internet

d’ART – Fine Art Marketplace and Community

Database of Virtual Art

DBpedia Knowledge Base

Deep Web Resources

DELOS – Network of Excellence on Digital Libraries (Content Frozen 2009)

Desk Set: Ready Reference on the Web

Destination 2.0

Dial A Human – Avoid Anoying Computer Answering Systems

Dictionary Of Occupational Titles Index

Dictionary Server Protocol (DICT)

Digital Booktalk™ (DBT)

Digital Methods Initiative Tool Database

DiracDelta Science & Engineering Encyclopedia

Directory of Open Access Books (DOAB)

Directory Resources

Disability INFormation Resources (DINF)

Discogs – Community-Built Database of Music Information

DocJax – Search Engine for Documents – View Free and Legal Documentaries

dMarie Time Capsule

Early Korea Project

e-Asia Project

E-Books Directory

eBrary Discovery – eBooks and Other Materials In a Wide Range of Topics

Eternal Sunset

DoWire – Democracies Online

Dukten – Worldwide Database of Barcodes and Product Descriptions


Earth Science Picture of the Day

Earth Tools

EarthTrends – Online Environmental, Social, and Economic Trends Database

Education Atlas®

Edutopia: Information and Inspiration for Innovative Teaching in K-12 Schools

eFunda – Engineering Fundamentals Reference

eHow – How Things Get Done

eLearning Papers

Electronic Cultural Atlas Initiative

Encyclopaedia of Mathematics

Encyclopaedia Romana – Reference Desk

Encyclopedias for Business Reference

Encyclopedia of Life – Global Access to Knowledge About Life on Earth

Encyclopedia of Nanotechnology

Energy Information Administration (EIA)

Enterprise IA Roadmap

Environmental Indicators Gateway

Environment News Service (ENS)


EPoCH – Excellence in Processing Open Cultural Heritage

ePodunk – City and County Information

eReference Library Tool Kit

ERIC – The World’s Largest Largest Digital Library of Education Literature

Ersys – Comprehensive Destination Information

EServer – Arts and Humanities Accessible Writings

eServiceInfo – Service Manuals, Electronic Components Datasheets and Equipment Schematics Database

Eternal Egypt – European Digital Library

EventsEye – Trade Shows, Exhibitions, Conferences and Business Events Worldwide

EXPLORATOR – Archaelogy, Ancient History – Directory of Fact Checkers

Fact Monster: Online Almanac, Dictionary, Encyclopedia, and Homework Help

Farmers Market Search

Federal Government’s Financial Health: A Citizen’s Guide 2008

Federal Government Information

Federal News Radio

Federal Websites For and About American Indians

FedStats: A to Z


Feedbooks – Free e-Books and More


Financial Sources

Finding Experts By Using the Internet

Finding People Resources and Sites

Fixya – Technical Support, User Guides and Repair Service

Flickr : Internet Archive Book Images Photostream

Florida Electronic Library

FLOSS Manuals – Free How To Use Free Software Manuals

FOIAonline – Freedom of Information Act Online

Fone Finder Query – Historical Military Records

Free Online-Dictionary of Computing (FOLDOC)

Free eBooks for Your PDA, iPod, or eBook Reader

Free Private Label Rights Article Directory – 100,000s of Total Free PLR Articles

Free Software Foundation (FSF)

Free Textbooks and Internet Library

Gas-Buddy – Local Real Time Gas Price Information Portal

Gateway to Library Catalogs

GetHuman Project

Global Consumption Database

Global Education Website – Teaching Resources

Global E-Government Survey 2008

Global Legal Information Catalog

GlobalPost – A New Voice for Global News

Globalization & Economic Competitiveness – Industry and Company Analysis from Duke University Libraries

Global Reference Network

Global Text Book Project

Glossary of Internet Terms

gMapTrack: Your Locations, Trips and Trackers with Google Maps

“Good Morning” In Over 250 Languages

Google Body – 3D Model of the Human Body

Google Books Search

Google™ Help: Cheat Sheet

Google™ Maps

Governing: Sourcebook Online Supplement

Government Information Online (GIO)

govpulse – The Federal Register At Your Fingertips

Great Britain – China Centre

GuideStar – The National Database of Nonprofit Organizations

Guide to Grammar and Style

Guide to Punctuation

Guide to Russian Business Information Resources

Handbook of Chemistry & Physics Online

Hard Times Resources Guide by Washington State Library

Harmonized World Soil Database

HathiTrust Digital Library – US Newspapers Online News Headlines, World News, Current Events

Health & Safety Information on Household Products

Heritage Research

Historic Aerials – Aerial Photography From the Past to the Present

Historical Statistics of the United States

Historical United States Newspapers Online

History Guide/Informations Anglo-American Culture and History

Home Economics Archive: Research, Tradition and History (HEARTH)

Hoover’s Online – The Business Information Authority

How Far Is It

How To Call Abroad – International Calling Guide

Hubii – Discover and Personalize Your News

i360Gov – Federal Government News – The Academic Portal – Reference Library Science

IBM RedBooks

IBM Watson Services

IDES Prospector Plastics Search Engine

IFLA (The International Federation of Library Associations and Institutions)

Image*After – Free photo collection

Imaging Resource – Digital Camera Reviews

indix – Everything About Products

indoition – Technical Documentation and Software Documentation Know-How

Industrial Resource Network – Vertical Directories of Industrial Manufacturers and Distributors

Industry Research from the University of Tennessee

Infobel World – Telephone Directories


Infopackets – Tech News Daily

Information Quality Resources

Infomercial Index – Find Infomercial Info Fast

INFOMINE – General Reference Resources

Information Environment Service Registry (IESR) (Project ended July 2011)

Information Please: On-Line Dictionary, Internet Encyclopedia, Atlas, & Almanac Reference

Information Technology and Management

Instructables – Step-By-Step Collaboration

Interactive Architecture

International Architecture Database

International Business – Information on the Business Conditions, Culture, and Economy of Different Countries

International Calling Codes

International Children’s Digital Library (ICDL)

International Institute for Educational Planning : Publications

International Journal of Foundations of Computer Science

Internet Alerts

Internet Archives – Wayback Machine

Internet Clocks, Counters, and Countdowns

Internet Collegiate Reference Collection

Internet Computing Magazine

Internet Demographics

Internet Encyclopedia of Ukraine (IEU)

Internet Experts

Internet History Sourcebooks Project

Global Consumption Database

Global Living Dictionary

Internet MiniGuides

Internet Prospector – Nonprofit Prospect Research (ended Nov 2008, archives available)

Internet Public Library Reference Center

Internet Resources Newsletter (Publication ceased Dec 2009; archives available)

Internet Satirical Newspaper Association (ISNA)

Internet Scout Project

Internet Slang Dictionary and Translator

ipl2 – Reference Information You Can Trust

ISO Online

ITHound – Business Technology Library

ITN Source – Footage That Sets Your Story Apart

iTools (formerly ResearchIt!)

Ivy’s Search Engine Resources for Kids

James Madison Papers

Jane’s Information Group

Jargon File Resources

Journalist’s Resource – Research On Todays News Topic

Journal of Digital Information Management

Journal of Maps

Journals for Free – Directory of Open Access Journals

Justia – Law & Legal Information for Lawyers, Students, Business and the Public

Just One More Book Podcast – Books for Children

Katsuey’s Legal Gateway

Kellscraft Studio’s Web Text-ures: Public Domain Books On-Line

Kideos – The Online Kids Video Network

Kid’s Search Tools

Language Guide

Languages of the World – America’s Operating System Open Source

Law Library of Congress

Lexonomy – A Taxonomy Primer

Libdex – Index of Libraries Worldwide

LibertyGuide – eSource for Ideas of Liberty

LibGuides Community Site

Libraries & Archives in South Asia (LASA)

Library and Information Science – A Guide to Online Resources

Library of Congress: Research and Reference

Library of Congress Virtual Reference Shelf


LibraryThing – Catalog Books

LibriVox – Accoustical Liberation of Books in the Public Domain

Librophile – Free and Fee Based Audio Books

LIFE Photo Archives

Linguee – Dictionay and Search Engine for 1,000,000,000 Translations

Linux – Rute User’s Tutorial and Exposition by Paul Sheer

List of Newspapers – The Largest Directory of Newspapers Around the World

Literary Index

Litfy – Read All the Novels You Want, Anywhere, Anytime, on Any Device for Free

LLRX – Creating a Personal Online Reference Desk for Beginners – Searchable World Gazetteer

Mapificent – Dynamic Public Transportation Travel Time Maps

Maps of the World

MapTube – Free Resource For Viewing, Sharing, Mixing and Mashing Maps Online

Maritime Knowledge Centre – SeaLibrary Online

Martindale’s Calculators On-Line Center

Martindale’s The Reference Desk

Mashpedia – Real Time Multimedia and Social Encyclopedia

Master’s In Education Guide

MATRIX: The Center for Humane, Arts, Letters and Social Sciences Online

MatWeb – The Online Materials Information Resource

Max Planck Encyclopedia of Public International Law

Mediagazer – Todays Must Read Media News On a Single Page

MEDLINEplus Health Information


Memidex – Free Online Dictionary/Thesaurus and More

Mendeley – Free Reference Manager and Academic Social Network

Merck Veterinary Manual

Merriam-Webster Online

Metagovernment Project

Mineral Commodity Summaries

Mineralogy Database – Mineral Collecting, Localities, Mineral Photos and Data

MIT Center for Real Estate

MIT Virtual Reference Collection

More Words – Search Dictionary, Word Games Crosswords and Anagrams

MorgueFile – Public Image Reference Archive by

Morse Code Translator

Museum of Modern Art (MoMA)

Museums of the World – Thousands of Museums Online

MusicBrainz – The Open Music Encyclopedia

My Info Quest – Txt 4 Answers – International Collaborative Text Reference

My Virtual Reference Desk – My Facts Page – Internet Resources

My Virtual Reference Desk – Quick Reference / Research


NASA-Sponsored Classroom of the Future

NASA Women of STEM

National Atlas of the United States

National Digital Newspaper Program (NDNP)

NASA History Division

NASA Women of STEM

National Archives Experience

National Commission on Writing

National Endowment for Financial Education

National Geographic Sustainable Destinations Resource Center

National Science Digital Library

NatureServe Explorer

NetLingo – The Internet Dictionary

New Economy Resources                                                                                                                                                                                                                                                                                          

NewsBCC – Local News For the Global Reader – Gathers, Analyzes and Communicates Real-Time News

Newseum Today’s Front Pages

Newsibly – The Current News Fast

NewsLab Eurasia

Newspaper Map – Reference

News To Watch – Breaking News By the Minute


New York City Municipal Archives Online Gallery

New York Public Library Best of the Web

NNDB – Intelligence Aggregator of Noteworthy People

Nobel Prize Internet Archive

Nolo Law Centers

NPR Podcasts

Nutrition Facts & Calorie Counter

Occultopedia: The Occult and Unexplained Encyclopedia

Ocean Biogeographic Information System (OBIS)

Ocean Portal by the Smithsonian Institution

OdeWire – News for Intelligent Optimists

ODLIS: Online Dictionary for Library and Information Science

Old World Traditional Trade Routes (OWTRAD) Project – The Largest Directory of Biographies On the Web

Omniglot – A Guide To Written Language

OER Commons – Open Educational Resources

OneLook Dictionary Search

OneLook Reverse Dictionary

Ongo – Your News Like Never Before

Online Chemical Dictionary

Online Conversions

Online Etymology Dictionary

Online Guide to the House and Senate Members of the 110th Congress

Online Newspapers

Online Programming for All Libraries (OPAL)

Online Research Tools                                                                                                                                                                                                                                                                                                     

Open Access Directory (OAD)

Open Access Theses and Dissertations

Open Architecture Network – Improving Global Living Standards Through Collaborative Design

Open Clip Art Library


Open Directory Project – Reference

Open Government Guide

Open Grey – System for Information on Grey Literature in Europe

Open Library

Open Text Book

OSF DataLossDB – Data Loss News, Statistics and Research

Oxford Handbooks

Oxford Reference Online

PapersInvited – World’s Largest Database of Calls for Papers

Patch – Local Community News, Businesses, and Events

PDF Magazines From Throughout the World – Royalty Free Public Domain Stock Photos

Peer 2 Peer University (P2PU)

People’s Daily Online

Periscope – Explore the world through someone else’s eyes

Perseus Digital Library

Pew Hispanic Center

Pew Research Center – Numbers, Facts and Trends Shaping Your World

Photo Laboratory – Free Stock Photography – All About Phrases

Plant Database

Podcasting Overview

Poetry Archive – The Academy of American Poets

Portico – Web Resources for Advancement Professionals

PRAXIS – Resources For Social and Economic Development

Prelinger Library – Online Collection of Public Domain Materials in Key Subject Areas

PressDisplay – World’s Largest Online Newspaper Kiosk

Pressmart – Electronic Newspapers and More

Project Gutenberg – First and Largest Single Collection of Free Electronic Books

Pronom – The File Format Registry – United States Publications

Public Libraries

Public Library Geographic Database (PLGDB)

Purdue University Libraries Quick Reference List – Quotations, Fortunes and Proverbs

RadioBeta – Reach Radio Stations Around the Globe

Radio Expert – Support for Community Media

Radio Locator – Scanner Frequencies and Radio Frequency Reference

Reader’s Circle – Online Books and Resources for Literacy and Reading for Everyone

Read Print Library – Free Online Books, Poems and Short Stories

reCAPTCHA – Digitizing Books One Word At a Time


Refdesk: Reference, Facts, News, Free and Family Friendly

Reference Chat Libraries – Global Listing

Reference: Dictionary, Encyclopedia, Thesauri, Usage, Quotations, and more — The Internet’s Best Reference Source

ReferenCite : Academic Referencing Resource

Refstart – Web Based Reference Application

Research-It! Search Toolbox

Resources for School Librarians


RFE: Resources for Economists on the Internet

Satellite and Space Shuttle Tracking in Real Time

Scholarly Societies Project

Scholarpedia – Free Peer Reviewed Encyclopedia Written by Scholars

Scholars’ Guide to the WWW

Science and Engineering Encyclopedia

ScienceDaily – Your Source for the Latest Research News – Deep Web Search Engine – Universal Online Portal for Science, Advanced Teaching and Academic Research

Science Tracer Bullet Series From Library of Congress

SCImago Journal & Country Rank

Semiotics Encyclopedia Online

Shanghai Library

Shelfari – Virtual Shelf for Your Books

Smart Grid

SMS Reference

sotd: Site of the Day

Sources for the Text of Congressional Bills and Resolutions

Sources Select Online

South Centre – Intergovernmental Organization of Developing Countries

SouthEast Asian Images & Texts

SpringerImages – Hard To Find Scientific Images

Stanford Copyright & Fair Use Center

Stanford Encyclopedia of Philosophy (SEP)

State Digital Resources: Memory Projects, Online Encyclopedias, Historical & Cultural Materials Collections

State Energy Profiles from the Energy Information Administration                                                                                                                                                                                                                                                         

State Resource Guides (including territories and the nation’s capital)

Statistical Abstract of the United States: 2012 (Program terminated Oct 2011)

Statistics Resources and Big Data

Subject Tracers from the Virtual Private Library and Marcus P. Zillman, M.S., A.M.H.A.                                                                                                                                                                            

SuperCook Recipe Search Engine

SurfingThroughNoise (STN)

Swiss Infodesk Research Tools

Teacher Reference Center (TRC) – Journal Information for K-12 Teachers & Librarians

Techmeme – Technology Changing News Site and Resource

Tech Museum of Innovation

Tech News Collection

Techopedia – Technology Dictionary

Teen Content Creators and Consumers by Amanda Lenhart and Mary Madden of the PEW Internet and American Life Project

Texas Digital Newspaper Program

TEXT FILES Resource Site

The Avalon Project

The Big Word Project – Websites Define the Word

The Canadian Encyclopedia

The Center for Public Integrity

The Collected Papers of Albert Einstein

The Digital Archaeological Record

The East Asian Collection

The European Library

The Federal Web Locator

The Free Library – Millions of Articles and Books

The Internet Governance Project (IGP)

The Internet SOCiety (ISOC)

The Literary Encyclopedia

The Manuals – Free Manuals Online

The Mobile Library

The National Archives of the United Kingdom

The New Palgrave Dictionary of Economics Online

The Old Farmer’s Almanac

The Online Books Page

The Plant List

The People’s Network – Online Services From England’s Public Libraries

The Quick Reference Site

The September 11, 2001, Documentary Project

The U.S. Government Channel

The Virtual Learning Resources Center

The Visual Thesaurus

The Why Files

The Yellow Icon – Quality Freeware Icons For You

The Yahoo! Style Guide – Writing, Editing, and Creating Content for the Digital World

Think! Baby Names –

Time and Date Reference Resource

Topographic Database of the National Fundamental Geographic Information System of China

Top Ten Places To Find Free Images For Your Blog – A Showcase and Workshop for New Public Radio

TreeSearch : U.S. Forest Service Research and Development Publications

TSNN – Event Search and Resource


TV News Search & Borrow – Search 350,000 News Broadcasts

Twitter 101 for Business – A Special Guide

UbuWeb – Repository for Visual, Concrete and Sound Poetry

UIUC Online Reference Collection

United States Economy at a Glance                                                                                                                                                                                                                                                                                   

UNITY/McCormick Foundation Electronic Clearinghouse for News Diversity Research

Universities Worldwide

University of the People (UoPeople)- Tuition Free Online Academic Institution

Urban Conservation Glossary

Urban Dictionary Mobile Apps : Search for State Government Information

U.S. Blue Pages – Your Online Guide to U.S. Government

U.S. Cities & Towns

U.S. Congress Votes Database

User Manuals for Consumer Electronics

U.S. Government Bookstore – New Titles By Subject Alert Service

U.S. Government Documents Ready Reference – Business

U.S. Government Manual

U.S. Government Printing Office’s (GPO) Government Book Talk!

U.S. Government RSS Directory

Using the Internet as a Reference Tool

USNO Master Clock Time

USPS ZIP+4 LookUp!input.action

UT Library Online Useful Reference Sites

viaLibri – Rare Books Resources and Search for Bibliophiles, Librarians and Collectors

Video Lectures – Exchange Ideas and Share Knowledge

Virtual Cave

Virtual Library of Human Sciences

Virtual Library of Useful URLs Arranged By Dewey Decimel Classification

Virtual Private Library Subject Tracer™ Information Blogs

Virtual Reference Bibliography

Virtual Reference Shelf

VirtualTourist – Travel Guides, Maps, Photos, Forums, Deals and More

Visual Dictionary Online

Visuwords™ – Online Graphical Dictionary

VolunteerMatch – Find a Place To Volunteer

Wall Street Executive Library

Wanfang Data – Chinese Studies in Business, Medicine, Science and Technology

Webopedia – Free Online Dictionary for Computer and Internet Technology

Web4Lib Electronic Discussion



What Is

Where To Find Great Free Photographs And Visuals For Your Own Online Articles

Who2 – Find Famous People Fast

Wikibooks – Free Open Content TextBooks

wikiHow – The How-To Manual That Anyone Can Write or Edit


Wikipedia – The Free Encyclopedia

WikiWand – Modern Interface That Optimizes WikiPedia Content

Wiktionary – Free Multilingual Dictionary

Wise Guide – Library of Congress Portal



Wordnik – An Ongoing Project Devoted to Discovering All the Words and Everything About Them

WorldCat – Search the World’s Largest Network of Library Content and Services

World Digital Library

World eBook Fair

World Internet Project (WIP)

World News Guide

World Population

World Statistics Pocketbook

World University and School

World Wind

World Wide School – The Global Science Gateway

WWW Virtual Library: General Reference

Yahoo! Reference

YCharts – Economic Indicators by Category

Yearbook of the United Nations – Yearbook Collection (1946-2005)

YouTube EDU – Video and Channels from College and Universities

Zip Code Lookups Free                                                                                                                                                                                                                                                                  

© 2017 Marcus P. Zillman, M.S., A.M.H.A.

Browse Categories

AwarenessWatch Newsletter