Year book, the Academy of Natural Sciences of Philadelphia.
- Publisher: The Academy
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 6302133
- Subject: Natural history Periodicals.
- Subject code: QH
- Publication history: 1923-1931.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1930 | permanent |