contex
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
contex |
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| navigate by keyword : add adding calculator comptometer contex contex10 extract extracting gears inside machine mechanical mechanism retro vintage |
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| The inside of a Contex-10 mechanical calculator; also called a Comptometer. Cover removed. |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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