File:IBM punch card duplicator Trondheim.jpg

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Original file (2,272 × 1,704 pixels, file size: 414 KB, MIME type: image/jpeg)

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An w:IBM 514 reproducing punch (punch card duplicator), built in 1960. Originally owned by Trondheim Elektrisitetsverk ("Trondheim Power Company"), now part of the collection of the future computer museum at NTNU.

Photo taken by User:Arj.
Date 2 April 2005 (original upload date)
Source No machine-readable source provided. Own work assumed (based on copyright claims).
Author No machine-readable author provided. Arj assumed (based on copyright claims).

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I, the copyright holder of this work, hereby publish it under the following licenses:
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Date/TimeThumbnailDimensionsUserComment
current17:41, 20 December 2008Thumbnail for version as of 17:41, 20 December 20082,272 × 1,704 (414 KB)Hohum (talk | contribs)Levels, cleaned noise.
12:41, 2 April 2005Thumbnail for version as of 12:41, 2 April 20052,272 × 1,704 (1.12 MB)Arj (talk | contribs)An IBM punch card duplicator. From the collection of the future computer museum at NTNU. Photo taken by User:Arj.

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