Program: HathiTrust Digital Library
- Publisher: Dept. of Conservation, Division of Engineering
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 32129663
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1927-30
|
committed to retain | 2015-10-17 | HTDL |
|