Circular.
- Publisher: Pennsylvania State University, Cooperative Extension Service
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 24208908
- Subject: Agriculture Pennsylvania.
- Subject code: S
- Publication history: 565-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.65-97 1918-23; no.98-135 1923-30; no.136-179 1931-36; no.180-214 1937-39; no.215-250 1939-43; no.251-284 1944-45; no.285-311 1946-47; no.312-352 1948-49; no.353-390 1950-51; no.391-411 1951-52; no.412-463 1953-56; no.464-491; no.492-525 | permanent |