Symbols used in the National union catalog of the Library of Congress.
- Publisher: Library of Congress
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 936338
- Subject: Libraries United States Abbreviations.
- Subject code: Z
- Publication history: 1st- ed. 1932-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1936(3); 1942(4); 1954(6); 1965(9) | permanent |