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| Character Recognition | 1 |
| Definitions | 1 |
| Information Retrieval | 1 |
| Library Automation | 1 |
| Optical Scanners | 1 |
| Standards | 1 |
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| Library Hi Tech | 1 |
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| Rahn, Erwin | 1 |
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| Journal Articles | 1 |
| Reports - General | 1 |
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Peer reviewedRahn, Erwin – Library Hi Tech, 1984
Discusses the evolution of standards for bar codes (series of printed lines and spaces that represent numbers, symbols, and/or letters of alphabet) and describes the two types most frequently adopted by libraries--Code-A-Bar and CODE 39. Format of the codes is illustrated. Six references and definitions of terminology are appended. (EJS)
Descriptors: Character Recognition, Definitions, Information Retrieval, Library Automation
