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  • Tags: Swail card reader

Swailcardreaderm5.JPG
The fifth model of a punch card reader invented in 1970 by James Swail of the NRC to assist computer programmers who were blind or partially sighted.

Swailcardreaderm1.JPG
One of the initial models of a punch-card reader invented in 1968 by James Swail of the NRC to aid computer programmers who were blind or partially sighted.
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