The Vintage 1920's Classic Burroughs Adding Machine/Calculator is a rare piece of American history, manufactured by the renowned Burroughs company in the United States. This antique device holds a nostalgic charm and is a valuable collectible for those interested in vintage technology. As a symbol of precision and craftsmanship from the early 20th century, this adding machine/calculator embodies a bygone era of manual calculations and mechanical machinery in the mercantile and trading industries.