Program: HathiTrust Digital Library
- Publisher: U.S. Dept. of Commerce, Patent and Trademark Office
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 18170878
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1987; 1989-1990; 1993-1994; 1996; 1998; 1999 1999
|
committed to retain | 2019-09-02 | HTDL |
|