Punched card systems
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Scope of this subject
This heading may be further subdivided by subject, e.g. [Punched card systems--Chemistry.]
Scope note supplied by the Library of Congress authority record.
Names and connections
Codes for punched card systems; Data processing; Perforated card systems; Punch-card systems; Punched card systems--Business
- Broader: Card system in business
- Broader: Computer input-output equipment
- Broader: Computer storage devices
- Broader: Indexing
- Broader: Information storage and retrieval systems
- Broader: Information theory
- Broader: Tabulating machines
- Narrower: Keypunches
- Narrower: Microfilm aperture card systems
- Narrower: Milling-machines--Numerical control
Up to 40 narrower headings are shown. Full Library of Congress authority record
Local answer status
No owner-reviewed answer has been published for this exact subject page. This is a gap in this collection; it does not establish that the answer is unavailable elsewhere.
Numeric address and provenance
Morton address: 903051166080960004 · morton4x16-v1
Coordinates: (0, 20, 19109, 29696). The address interleaves categorical identifier bits. Nearby addresses are not guaranteed to describe semantically similar subjects.
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