The wonderful and amazing signed pre-WWII card collection of Jason May:  www.1933goudey.com

Another truly exceptional signed card collection:  www.flickr.com/photos/157337964@N04/albums

All things T206, collecting, and deadball era baseball:  www.thatt206life.com

Everything you need to know about the T206 set:  www.T206.org

It's about the players:  www.t206players.com