origins of IBM 3740 diskette format

Fred Cisin cisin at xenosoft.com
Sat Feb 26 15:04:12 CST 2005


Yes, but,...

In FORTRAN, columns 73 - 80 are reserved for housekeeping, such as
resequencing dropped decks.
THerefore, the information content in FORTRAN could be said to be 72 bytes
per card, NOT 80.




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