Information pertaining to the source of the cataloging is recorded in the following fields in the bibliographic record: 

SRC Cataloging source code 

blank  Library of Congress 
d  Other

040 Cataloging source 

$a original cataloging agency 
$c transcribing agency 
$d modifying agency

SRC = d 
[No field 010] 
040 $a CtY $c CtY 

"Yale cataloging" means that the record was created by Yale. 

SRC = blank
010 = LCCN 
040 $c CtY 

"LC cataloging" means that the record was created by LC and we have used it to describe the same item in our collection. 

SRC = blank
010 = LCCN 
040 $c CtY $d CtY 

"Modified LC cataloging" means that (1) the record was created by LC (2) we have made changes to the record to accommodate the item in our collection and (3) the LCCN is still accurate. 

Examples of changes that would not affect the accuracy of the LCCN are the addition of subject or other added entry headings and/or the changing of a heading to AACR2 form. 

SRC = d 
[No field 010] 
040 $a CtY $c CtY 

Assume "Yale cataloging" when (1) the record was created by LC (2) we have made changes to the record to accommodate the item in our collection but (3) the LCCN is no longer accurate. 

Examples of changes that would affect the accuracy of the LCCN are those that involve fields 245, 250, 260, 300, 4xx, and, in some cases, 5xx.  Assume "Yale cataloging" when information in any of these fields has been modified. 

"LC cataloging" means that the record was created by LC and we have used it as is to describe the same item in our collection. 

SRC = blank
010 = LCCN 
040 $c CtY  

"Modified LC cataloging" means that (1) the record was created by LC (2) we have made changes to the record to accommodate the item in our collection and (3) the LCCN is still accurate. 

SRC = blank
010 = LCCN 
040 $c CtY $d CtY 

Examples of changes that would not affect the accuracy of the LCCN are the addition of subject or other added entry headings and/or the changing of a heading to AACR2 form. 

Assume "Yale cataloging" when (1) the record was created by LC (2) we have made changes to the record to accommodate the item in our collection but (3) the LCCN is no longer accurate. 

SRC = d 
[No field 010] 
040 $a CtY $c CtY 
 
Examples of changes that would affect the accuracy of the LCCN are those that involve fields 245, 250, 260, 300, 4xx, and, in some cases, 5xx.  Assume "Yale cataloging" when information in any of these fields has been modified.

© 2002 Yale University Library
Last revision: 25 February 2004
Contact: Dajin Sun 
URL: http://www.library.yale.edu/catman/source.htm