These cards bear the name of a mysterious figure
Five Types of W516 Strip Cards Confuse Collectors
A Collector's Guide to Pre-War Strip Cards
SABR's Baseball Cards Research Committee
A Collector's Guide to Pre-War Strip Cards
Taming the West Coast Monster – SABR's Baseball Cards Research Committee
Five Types of W516 Strip Cards Confuse Collectors
Of Pack Nights and Rub Downs (It's Not What You Think) – SABR's Baseball Cards Research Committee
SABR's Baseball Cards Research Committee
Number 5 Type Collection: 1920-21 W516-1-2 Baseball Strip Cards #5, Tris Speaker
1920-21 W516 Strip Card Set - All Vintage Cards
W516 Strip Card Fun with a Hall of Famer, Pep Young, and an Actress
Boxoffice-April.23.1955