Program: HathiTrust Digital Library
- Publisher: Power Engineering and Financial Publishing Corp
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 1772870
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.21 1929; v.22-23 1930; v.24 no.1-2 1931; v.25 no.1-3 1931; v.26 no.1 1932
|
committed to retain | 2010-07-01 | HTDL |
|