Topps in 1972, Part 1 – SABR's Baseball Cards Research Committee
Dave Robinson – Society for American Baseball Research
What MLB players were inducted in the Baseball Hall of Fame in the '50s and '60s? - Quora
1977 Topps Graig Nettles
Baseball For The Utterly Confused PDF, PDF, Baseball Field
Tubbs Baseball Blog: A Look at Steve Garvey's Impressive Career and a Trip Down Memory Lane to Explore the Baseball Cards I Collected of the Slugger During My Childhood