File:Comptometer Model WM.jpg
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Summary
Comptometer model WM. Mechanical calculator produced by Felt & Tarrant Manufacturing Company during World War II.
Copyright status:
public domain
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 02:34, 25 December 2020 | | 2,281 × 2,149 (868 KB) | Thales (talk | contribs) | Comptometer model WM. Mechanical calculator produced by Felt & Tarrant Manufacturing Company during World War II. |
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