151 cards
Cy Young
King Kelly
Dan Brouthers
Harry Wright
Butch Cassidy
Sundance Kid
Doc Holliday
Rube Waddell
Jim Thorpe
Ulysses S. Grant
Ed Delahanty
Christy Mathewson
John Pemberton
Eddie Plank
John McGraw
P. T. Barnum
Mini Smith'S Mello Mint
Willis Carrier
William McKinley
Addie Joss
Captain Edward Smith
Model T Ford
Ty Cobb
Lusitania
Joe Jackson
Sleepy Bill Burns
Kid Gleason
Frank Baker
King Tut's Tomb
Harold Lloyd
Connie Mack
Zack Wheat
Fatty Arbuckle
Nap Lajoie
Casey Stengel
Lefty Grove
Dizzy Dean
Mark Koenig
Rube Marquard
Carl 'Alfalfa' Switzer
Claudette Colbert
Assault
Moe Berg
Lon Chaney Jr.
Fay Wray
Amelia Earhart's Lockheed Electra
William Randolph Hearst
Orson Welles
Kenesaw Mountain Landis
Tom Harmon
Eddie Gaedel
Patsy Cline
Red Pollard
Enos Slaughter
Joe Louis
Rita Hayworth
Ernie Nevers
Dom DiMaggio
Bob Lemon
Elroy 'Crazy Legs' Hirsch
Josh Gibson
One entry per Base card — open a card to see all of its parallels. List 540 parallels and variants individually