Pedro Martínez - Wikipedia
Tippy Martinez – Society for American Baseball Research
Vehicles in the background
SABR (@sabr) / X
Death and Taxes and Baseball Card Litigation [Part II, 1965-1988
The 1988 Donruss Baseball Card Set – Baseball Analytics
This Week in SABR: May 12, 2023 – Society for American Baseball
sabrlatino – SABR's Baseball Cards Research Committee
Cardboard Cooperstown – Part 9 (Landis to Mathews) – Jason Cards
This Week in SABR: May 12, 2023 – Society for American Baseball
SABR 50 at 50: Baseball Cards – Society for American Baseball Research