File:CipherTypewriter6.jpg
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![File:CipherTypewriter6.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/d/d4/CipherTypewriter6.jpg/425px-CipherTypewriter6.jpg)
Size of this preview: 425 × 599 pixels. Other resolutions: 170 × 240 pixels | 587 × 828 pixels.
Original file (587 × 828 pixels, file size: 127 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:00, 10 February 2021 | ![]() | 587 × 828 (127 KB) | commons>Oldnoccer | Uploaded a work by Unknown from Cipher Apparatus, US Patent 2270137, Applied for 11 May 1939 with UploadWizard |
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