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Entry Topical Term
001 - CONTROL NUMBER
- control field: 14694
003 - CONTROL NUMBER IDENTIFIER
- control field: OSt
005 - DATE AND TIME OF LATEST TRANSACTION
- control field: 20250306225755.0
008 - FIXED-LENGTH DATA ELEMENTS
- fixed length control field: 250306|| aca||aabn | a|a d
040 ## - CATALOGING SOURCE
- Original cataloging agency: OSt
- Transcribing agency: OSt
150 ## - HEADING--TOPICAL TERM
- Topical term or geographic name entry element: Audio system
670 ## - SOURCE DATA FOUND
- Source citation: Work cat.: (OSt)1928: Ortines, Kervin L., author. 6584, Development of podium with dual powered audio power amplifier and wireless microphone /, 2017.