Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 7778

003 - CONTROL NUMBER IDENTIFIER

• control field: MTX

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20180723105244.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 180723|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: MTX
• Transcribing agency: MTX

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Microphone.

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (MTX)929: Borwick, John. 7777, Microphones :, 1990