He died in 1916 making his autograph almost impossible to find!
1880's JOHN MCLEAN Cincinnati Reds Baseball Owner RARE Vintage Signature D. 1916
MLB Network Personalities
2018 Penn State Baseball Yearbook by Penn State Athletics - Issuu
2016 Wofford Baseball Media Guide by Wofford Athletics - Issuu
Calaméo - 2023 Summer Auction
Talking baseball with Terry Pegula, whose childhood fandom inspired his purchase of Buffalo's teams - The Athletic
Uncle Mike's Musings: A Yankees Blog and More: November 5, 1869: The Cincinnati Red Stockings
2017 Wofford Baseball Media Guide by Wofford Athletics - Issuu
Andretti, John album, Cardboard History Gallery
SABR Virtual Event Archive – Society for American Baseball Research
2020 Wofford Baseball Media Guide by Wofford Athletics - Issuu
2021 Tulane University Baseball Media Guide by TulaneGreenWave - Issuu
John B. McLean Cincinnati Reds Baseball Card - Ohio Memory Collection
The Wall of Wonder
The Phi Gamma Delta Magazine - Spring 2023 by PhiGammaDelta - Issuu