Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 54874

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20230228171527.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 230228|| 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: TECHNOLOGY & ENGINEERING
• General subdivision: Environmental
• General subdivision: Water Supply

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)471: Ratnayaka, Don D. 54873, Twort's water supply /, 2009.