Oldtime mechanical adding machine.
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Image Copyright David R. Frazier Photolibrary, Inc.
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Image Details
- Image ID
- adding_machine1
- Caption
- Oldtime mechanical adding machine.
- Keywords
-
adding machine, add, calculator, numbers, math, mathmatics, mechanical
Click any keyword to search. - Credit
- © David R. Frazier Photolibrary, Inc.