Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 47256

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20220723105604.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 220723|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

650 ## -

• : Insulating materials

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)138727: Milek, John T. 47255, Silicon nitride for microelectronic applications, 1972