Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 11214

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20160524161550.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 160524|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name as entry element: Ionospheric radio wave propagation
• General subdivision: Research
• General subdivision: Government policy
• General subdivision: Histor

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)4765: Anduaga Egana, Aitor. 11213, Wireless and empire :, 2009.