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Superior Single-Sheet Guide to Major Characteristics of Leading Computers, 1956

A.J. Perlis and John Carrs  Characteristics of the Small-Scale Computers. 11×8”, 4pp. Product Engineering-Project Design Digest, offprint, “Mid-October”, 1956. The article first appeared in Control Engineering, March 1956. 

This pamphlet looked innocent enough, 12″ tall and one folded piece of paper, and published in 1956, but there was a lot more to the simple publication than you’d expect from something so modest. The authors–John W. Carr III and Alan J. Perlis–were heavy hitters, and so I really wasn’t very surprised to see what they had done “inside”, though I was impressed and happy to see the data. Displayed on the 11″x16″ sheet of paper are 15 data points on 14 computers, many of them classic/famous:  the 650 IBM, UNIVAC, Elecom, Alawac.  (Remember that when you’re looking at purchase price and monthly rental amounts that the 1956 dollar is equal to about $8.70 in 2015 dollars, so that $3275/month for the 650 would be about $30k.  The $136k for the Datatron is about a million today.)   

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