Spotter Cards, Authentic Reissue, WW II Bicycle Brand, Blue MIS-0103B Authentic Reproduction Of The Original WW II Spotter Cards (that were first issued in 1942). These Cards Helped Allied Soldiers Recognize The Difference Between Allied And Axis Aircraft When They Were On The Ground. The Images Depict A Front, Side And Bottom Silhouette Of Each Aircraft, The View Our Soldiers Would Be Most Likely To See. Spades Are For American Planes, Hearts Are For British Planes, Diamonds Are For German planes, And Clubs Are For Japanese Planes. Made In The USA.