Geo. W. Hull issued these cards to commemorate the 1907 World Champion White Sox. Fronts are black & white with the player photo on the right side under is a white box with the players name, position and “White Sox, World's Champions”. On the right is a clothes line with 15 socks hanging with small pictures of other players and a circle picture of Comiskey. Backs are a standard postcard format and not numbered.