Program: Maine Shared Collections Cooperative
- Publisher: Portland Board of Trade
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 43454720
- Validation: None
- Retention: 20280630
- Institution: Portland Public Library Shared Collections
- Facility: Maine Shared Collections Management Center
- OCLC Symbol: PPN
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1-v.10 (1888-1898), v.16:no.9 (Jan 1904)
|
committed to retain | 20130701 | Maine SC |
|