Bowman Gum

Bowman Gum Company was a Philadelphia-based manufacturer of bubble gum and trading cards in the period surrounding World War II founded by Jacob Warren Bowman. Originally known as Gum, Inc., the company produced a series of cards known as the "Play Ball" sets each year from 1939 to 1941. Production halted after the United States entered the war, and the company did not return to making baseball, football, and other sports-related trading cards until 1948, then under the Bowman name.

Bowman Gum

Bowman Gum Company was a Philadelphia-based manufacturer of bubble gum and trading cards in the period surrounding World War II founded by Jacob Warren Bowman. Originally known as Gum, Inc., the company produced a series of cards known as the "Play Ball" sets each year from 1939 to 1941. Production halted after the United States entered the war, and the company did not return to making baseball, football, and other sports-related trading cards until 1948, then under the Bowman name.