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Issue No. 09 - September (1975 vol. 8)
ISSN: 0018-9162
pp: 58-63
D.A. Michalopoulos , California State University
ABSTRACT
A new optical mark reader system that checks and grades test papers at the rate of 7000 answer sheets an hour has been introduced by National Computer Systems of Minneapolis.
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CITATION

D. Michalopoulos, "New Products," in Computer, vol. 8, no. , pp. 58-63, 1975.
doi:10.1109/C-M.1975.219077
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