Frank Thomas 1990 Topps No Name NNOF Real or Fake? - Blowout Cards Forums
The 12 most iconic (and valuable) rookie cards from baseball's junk wax era - The Athletic
My favorite mistakes
PSA Magazine: 2023 April #016 by PSA Magazine - Issuu
Completed set – 1990 Topps
Smith: Angels' Callaspo the latest victim of 'error cards' – Orange County Register
Modern Ramblings: My Top Ten Dwight Gooden Cards
Beckett Baseball May 2021
PSA MAGAZINE: 2022 November #011 by PSA Magazine - Issuu
Auction Prices Realized Baseball Cards 1990 Topps Frank Thomas NO NAME ON FRONT
Sports Card Dictionary: 71 Terms You Should Know
Let Us Now Praise Famous Sets – SABR's Baseball Cards Research Committee