Category:Hamann calculators
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Media in category "Hamann calculators"
The following 6 files are in this category, out of 6 total.
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2019-08-04 Hamann mechanical calculator.jpg 4,226 × 3,185; 7.65 MB
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Die Rechenmashine Hamann-Selecta Modell SPU, 1934 01.jpg 4,608 × 3,456; 5.36 MB
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Die Rechenmashine Hamann-Selecta Modell SPU, 1934 02.jpg 4,419 × 3,314; 4.43 MB
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Die Rechenmashine Hamann-Selecta Modell SPU, 1934 03.jpg 4,538 × 3,404; 4.48 MB
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Die Rechenmashine Hamann-Selecta Modell SPU, 1934 04.jpg 4,524 × 3,393; 5.32 MB
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Rechenmaschine Hamann-Selecta TSD.jpg 2,332 × 2,068; 2.94 MB