- Photograph shows a woman seated at a perforating machine with Benjamin R. Stickney, the machine's designer, standing alongside.
- National Photo Company.
- [between 1909 and 1932]
- https://www.loc.gov/item/2006692618/
The More You Drive, The Less Intelligent You Are
Saturday, September 30, 2023
New perforating machine used by the Bureau of Engraving and Printing for perforating postage stamps ...
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