Free Sound Effects and Music Loops
http://www.sfxsource.com/free-sound-effects.cfm

Download free sound effects and free music loops. Visit their various categories to download tons of free sound effects. The free sounds provided here are .mp3 downloads. To download professional quality .wavs and .aiffs, check out the thousands of products in their library easily through their menu or their Keyword Search. In addition to sfx we’ve got royalty free music for film as well for license. Click on their links below to access the various categories of free sfx to download! This has been added to World Wide Web Reference Subject Tracer™ Information Blog. This has been added to the tools section of Research Resources Subject Tracer™ Information Blog.