Entry Topical Term
001 - CONTROL NUMBER
- control field: 535
003 - CONTROL NUMBER IDENTIFIER
- control field: OSt
005 - DATE AND TIME OF LATEST TRANSACTION
- control field: 20191028103231.0
008 - FIXED-LENGTH DATA ELEMENTS
- fixed length control field: 860211i| anannbabn |b ana
010 ## - LIBRARY OF CONGRESS CONTROL NUMBER
- LC control number: sh 85029552
035 ## - SYSTEM CONTROL NUMBER
- System control number: 937
- Canceled/invalid system control number: sh85029552
040 ## - CATALOGING SOURCE
- Original cataloging agency: DLC
- Transcribing agency: DLC
- Modifying agency: DLC
053 #0 - LC CLASSIFICATION NUMBER
- Classification number element--single number or beginning number of span: QA75.5
- Classification number element--ending number of span: QA76.95
- Explanatory term: Mathematics
053 #0 - LC CLASSIFICATION NUMBER
- Classification number element--single number or beginning number of span: TK7885
- Classification number element--ending number of span: TK7895
- Explanatory term: Electrical engineering
150 ## - HEADING--TOPICAL TERM
- Topical term or geographic name entry element: Computers
360 ## - COMPLEX SEE ALSO REFERENCE--SUBJECT
- Explanatory text: headings beginning with the word
- Heading referred to: Computer
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Automatic computers
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Automatic data processors
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Computer hardware
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Computing machines (Computers)
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Electronic brains
450 00 - SEE FROM TRACING--TOPICAL TERM
- Control subfield: nne
- Topical term or geographic name entry element: Electronic calculating-machines
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Electronic computers
450 00 - SEE FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Hardware, Computer
550 ## - SEE ALSO FROM TRACING--TOPICAL TERM
- Control subfield: g
- Topical term or geographic name entry element: Computer systems
550 ## - SEE ALSO FROM TRACING--TOPICAL TERM
- Control subfield: g
- Topical term or geographic name entry element: Machine theory
550 ## - SEE ALSO FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Calculators
550 ## - SEE ALSO FROM TRACING--TOPICAL TERM
- Topical term or geographic name entry element: Cyberspace
680 ## - PUBLIC GENERAL NOTE
- Explanatory text: Here are entered works on modern electronic computers first developed after 1945. Works on present-day calculators, as well as on calculators and mechanical computers of pre-1945 vintage, are entered under
- Heading or subdivision term: Calculators.
681 ## - SUBJECT EXAMPLE TRACING NOTE
- Explanatory text: Note under
- Subject heading or subdivision term: Calculators