Alpha-numeric punching codes for data processing cards (nominal size 7 3/8 in. x 3 1/4 in.)
Our rough guess is there are 4,750 words in this book.
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Word Count
4,750 words, Guess
Page Count
19 pages
Identifiers
- OCLC Control Number16267218
- Open LibraryOL49880757M
Subjects
Topics
Series Statement
- British standard -- 3174:1959
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