C7.4.1. Report to LC
LC receives reports for duplicate records authenticated with any of the following authentication codes, including any combination of the codes:
042 lc
042 lcd
042 nssdp
042 msc
042 nst
LC also receives reports for duplicate records authenticated by both the Library of Congress and the National Library of Canada.
Address report forms to:
Serials Cataloging Sections
Serial Records Division
Library of Congress
Washington, DC 20540-4160
See also: