The picture below shows larger top and bottom views of this 1930s Cracker Jack Pop Corn Confection Lithographed Tin Toy Prize Whistle. The whistle has a few flags an eagle and other symbolic items. The whistle is not dated but it is believed to be from the 1930s or maybe even the 1920s. It is not marked and the maker is unknown. The whistlemeasures about 1'' x 1-1/2'' x 1/4''. It appears to be in excellent used condition as pictured.