Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 19672

003 - CONTROL NUMBER IDENTIFIER

• control field: JGU

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20141209102519.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 141209|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: JGU
• Transcribing agency: JGU

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Cipher and telegraph codes

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (JGU)0: United States. Delegation to the International radiotelegraph conference, Washington, D.C., 1927. 19670, Report on the history of the use of codes and code language, 1928