Leaf Spearmint chewing gum sign

found this sign some time ago on a flea market hunt . Leaf gum companies been around some time . started in Chicago in 1940 . they where the first company to make colored baseball cards 1948 . maker of Milk duds , whoppers , Donruss trading card co. and many more . change hands many times though the years .the sign is rare to see and I think the sign is from the early 1950's .have fun with your collecting .