Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 4707

003 - CONTROL NUMBER IDENTIFIER

• control field: ByWater

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20170525124032.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 170525|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: ByWater
• Transcribing agency: ByWater

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Telecommunication
• Form subdivision: Switching systems

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (ByWater)0: Iannone, Eugenio. 4705, Telecommunication networks /, c2012.