Specifications.
- Publisher: Pennsylvania Dept. of Highways
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 4393106
- Subject: Road construction contracts Pennsylvania.
- Subject code: T
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1954 | permanent |