Image:IBM1620A.jpg
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IBM 1620 Model I Level A (prototype)
A photograph from original IBM announcement of the 1620.
Downloaded (and renamed and reduced) from http://www.ed-thelen.org/comp-hist/BRL61-0536.jpg
I have permission from Ed Thelen to use photos from his site.
A THIRD SURVEY OF DOMESTIC ELECTRONIC DIGITAL COMPUTING SYSTEMS Martin H. Weik Department of the Army Project No. 5803-06-002 Ordnance Management Structure Code No. 5010.11.812 BALLISTIC RESEARCH LABORATORIES - ABERDEEN PROVING GROUND, MARYLAND
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- (del) (cur) 22:10, 30 December 2002 . . RTC (Talk | contribs) . . 400×309 (78,990 bytes) ((IBM 1620 Model I Level A (prototype), reduced)
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