vintage Calumet Baking Powder advertising store display, likely from the early 20th century.It features a large, cardboard canister of Calumet Baking Powder held by two children, with another smaller character holding a knife and cake.The display highlights the brand's Chicago origin and claims of being"The World's Greatest BakingPowder".It prominently displays the "Indian" logo and the "Double Acting" feature.See pictures for conditions and sizes

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