Click to open image viewer. This postage metering device has a steel body with a handle. The counters on top read "0018988" and "892902." A denomination pointer on the top right side says "Pitney ...
Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. The Shipman Manufacturing Company, Los Angeles, California, manufactured this postage stamp vending machine. Two holes ...
Scientific American is the authority on science and technology for a general audience, with coverage that explains how research changes our understanding of the world and shapes our lives. First ...
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