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Computer and Scientific
Owner
JEFFREY NORTON PUBLISHERS, INC.
Aug 4, 1992
Computer and Scientific
Owner
JEFFREY NORTON PUBLISHERS, INC.
May 24, 1983
Computer and Scientific
Owner
JEFFREY NORTON PUBLISHERS, INC.
Nov 8, 1983
Computer and Scientific
Owner
JEFFREY NORTON PUBLISHERS, INC.
Dec 9, 1975
