Lot 23: Vintage Computer Patch Boards patch boards
6th December 2017
Three vintage computer patch boards: a large and colorful 19.5 x 13.5 patch board from an unknown application; a colorful 13 x 9 board from an unknown application; and a 21 x 14 Donner Problem Board, Model 3430, used with the Donner 3400 analog computer to provide additional programming capability or to demonstrate programming in a classroom. In overall very good to fine condition.
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