Traffic characteristics on Illinois highways / State of Illinois, Department of Transportation, Office of Planning, Programming, and Environmental Review.
- Publisher: The Office
- Print ISSN: 0082-5832
- Electronic ISSN:
- OCLC Number: 3383274
- Subject: Traffic surveys Illinois Periodicals.
- Subject code: H
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1958-1959; 1958-60; 1960-1967; 1967-68; 1968-1969; 1969-70; 1970; 1971-1972; 1971-1973; 1971-73; 1973-1975; 1974-1975; 1975; 1974-76; 1976; 1976-1977; 1977; 1976-1978; 1978; 1980; 1979-1981; 1981-1983; 1978-1984 (Incompl.); 1984-1996; 1986-1997; 1997-1998 | permanent |