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ANSI X3.40

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ANSI X3.40 1993 Edition, January 1, 1993 Information Systems - Unrecorded Magnetic Tape for Information Interchange (9-Track 800 CPI, NRZI; 1600 CPI, PE; and 6250 CPI, GCR)

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$11.25

-55%

$25.00

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