The fastest adding machine: the Comptometer Model 7 from 1933

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Old Typerwriters and Calculators

Old Typerwriters and Calculators

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@milenaguizzardi1015
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Interessanti i calcolatori
@でんかでんか-y4b
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タイガー式やモンロー式ではないのですか？ またレシートは出ますか？
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