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File:Aritmómetro Electromecánico.jpg

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Aritmómetro_Electromecánico.jpg (551 × 249 pixels, file size: 71 KB, MIME type: image/jpeg)

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Description
العربية: آلة حاسبة ميكانيكة كهربائية من سنة 1920 صنعها ليوناردو توريس كيبيدو
Español: Foto del Aritmómetro Electromecánico de Torres Quevedo de 1920.
English: Photo of the electro-mechanical calculator (1920) by Torres Quevedo.
Nederlands: Foto (1920) van de elektromechanische rekenmachine van Torres Quevedo.
Date
Source http://www.torresquevedo.org/
Author Francisco González de Posada y Francisco A. González Redondo

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17 May 2013

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Date/TimeThumbnailDimensionsUserComment
current09:45, 17 May 2013Thumbnail for version as of 09:45, 17 May 2013551 × 249 (71 KB)Aom17User created page with UploadWizard

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