United States numbered highways.
- Publisher: American Association of State Highway and Transportation Officials
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 3705212
- Subject: Roads United States Periodicals.
- Subject code: T
- Publication history: 1974-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1974 | permanent |