Program: HathiTrust Digital Library
- Publisher: British Optical Association
- Print ISSN: 0007-1218
- Electronic ISSN:
- OCLC Number: 1537301
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.10 1953; new ser.v.16 1959; v.26 yr.1971; v.27 yr.1972; v.28 yr.1973; v.29 yr.1974; v.30 yr.1975; v.31 yr.1976; v.32 yr.1978; v.32-34 1978-80; index v.1-34 1940-80
|
committed to retain | 2019-09-07 | HTDL |
|