ANSI-X3.39 Complete Document History
Recorded Magnetic Tape for Information Interchange (1600 Cpi, Phase Encoded), for Informat

Complete Current Edition:
   RENUMBERED - ANSI/INCITS-39 - Jan. 1, 2000

Obsolete Revision Information:
   1986 EDITION - REAFFIRMED IN 1997 - Jan. 29, 1986
   1973 EDITION - RECORDED MAGNETIC TAPE FOR INF - March 7, 1973