INCITS 137-1988(R1994) Amendment 1

INCITS 137-1988(R1994) Amendment 1 Unformatted Flexible Disk Cartridge for Infomation Interchange 90 mm (3.5 in) 5.3 Tracks per mm (135 Tracks per in), General, Physical, and Magnetic Requirements for 7958 BPR Use (formerly ANSI X3.137-1988(R1994) Amendment 1)

Amendment by InterNational Committee for Information Technology Standards (formerly NCITS), 06/21/1999