Vintage weigh scales including "computing scale" made in Dayton, OH by forerunner of IBM at El Dorado County Historical Museum. Placerville, CA.

Vintage weigh scales including "computing scale" made in Dayton, OH by forerunner of IBM at El Dorado County Historical Museum. Placerville, CA.
Photo by Jim Steinhart © 2016, all rights reserved. (Ref: CAGG8182)

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Eldorado County Historical Museum, Placerville, CA

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