Program: HathiTrust Digital Library
- Publisher: Professional Press [etc.]
- Print ISSN: 0146-4590
- Electronic ISSN:
- OCLC Number: 2941748
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1917; 1919; 1921; 9th 1931; 18th 1949; 1951 1951; 1953 1953; 1955 1955; 1957 1957; 1959 1959; 1963
|
committed to retain | 2020-01-18 | HTDL |
|