The 1937 Colorful Marchant Calculator Ink Blotters measuring 7 1/4 inches are advertising collectibles featuring the brand Merchant Calculating Machine Co. The blotters are designed as signs in multi-color, making them visually appealing and historically significant pieces of memorabilia from the era. Perfect for collectors interested in vintage advertising materials, these blotters offer a glimpse into the past and the advertising methods of the Merchant Calculating Machine Co. Bin: A
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