Circular.
- Publisher:
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 33915748
- Subject: Engineering Periodicals.
- Subject code:
- Publication history: no. 1- ; Dec. 1931.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.2 1932; no.3 1934; no.4 1938; no.5 1941 | permanent |