Program: HathiTrust Digital Library
- Publisher: Association of Optical Practitioners
- Print ISSN: 0268-5485
- Electronic ISSN:
- OCLC Number: 12605097
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.26 no.7 yr.1986; v.26 no.9-25 yr.1986; v.28 yr.1988
|
committed to retain | 2013-04-19 | HTDL |
|