Updated> Auction Resources 2022
https://www.zillman.us/subject-tracers/auction-resources/
http://www.AuctionResources.info/
The above is the associated white paper link dataset compilation of the Auction Resources 2022 Subject Tracer™ Information Blog by Marcus P. Zillman, M.S., A.M.H.A. It is a 17-page PDF document (515KB). [Completely updated including all links validated and new links added on April 18, 2022]