Specification for punched cards, Representation of 8-bit codes on 12-row punched cards
The one-to-one correspondence between card hole patterns and the bit patterns by which the characters of an 8-bit code are represented; in appendices, illustrations of the UK 7-bit data code represented on punched cards as a subset of an 8-bit code and illustrations of the card hole patterns corresponding to the remainder of an unspecified 8-bit code.
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Digital data transmission, Character structure for start/stop and synchronous transmission
Digital data transmission, Method for use of longitudinal parity to detect errors in information messages
Punched cards, Specification for representation of 7-bit and 8-bit coded character sets on 12-row punched cards
Method for conversion between the two coded character sets of BS 4730 (ISO 646) and BS 6692:Part 2 (ISO 6937-2) and the CCITT international telegraph alphabet No. 2 (ITA 2)