Lot of 24 different box backs only, trimmed to size of about 6x8.5". All are 1940s. Sixteen are from the "Know These Planes" series, each w/2 different numbered plane spotter cards plus additional related images per box back. The numbered spotter cards on these backs are 1-4, 7-22, 25-28, 31-34, 39-42. Five box backs are from the numbered "Fun At The Breakfast Table" series. These are 25, 30, 31, 33, 35 and all feature war-related facts and images. Two additional backs each feature different war theme design, one is "Uncle Sam's Paratroops" while the other is "U.S. Aircraft Carrier Landing Signals." Final back is from numbered series featuring Superman comic strip. This is #1 titled "Superman And The Terrible Underseas Monster." All backs have aged and have moderate scattered margin wear, several w/small tears. All have small ring binder hole at top left corner. Overall about VG.