Entry Topical Term

Number of records used in: 5

001 - CONTROL NUMBER

• control field: 9364

003 - CONTROL NUMBER IDENTIFIER

• control field: GSMBLIc

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20210322121329.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 210322|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: GSMBLIc
• Transcribing agency: GSMBLIc

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Silurian geologic period

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (GSMBLIc): Rickards, R.B. 9054, Silurian field excursions : Prague basin (Barrandian), Bohemia : National museum of Wales, Geological series no. 13