Image: Powers-SamasCards.agr
Size of this preview: 566 × 599 pixels. Other resolutions: 227 × 240 pixels | 1,140 × 1,207 pixels.
Original image (1,140 × 1,207 pixels, file size: 1.08 MB, MIME type: image/jpeg)
Description: Blank 40-column cards for w:Powers-Samas accounting systems on display at the w:Computer History Museum in California. Cards in this format were used by the w:Botanical Society of the British Isles to store information on plant species. Circa 1954. Cards measure 4.35 by 2 inches.
Title: Powers-SamasCards.agr
Credit: Own work
Author: ArnoldReinhold
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
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