Public roads [electronic resource].
Material type: Continuing resourcePublication details: Washington : U.S. G.P.O., [1918]-ISSN:- 2169-1800
- Public roads (Online)
- TE23 .P86
Resumed original title with issue for summer 1993.
Publication suspended Jan. 1922-Feb. 1924; unnumbered issue published in 1996 and called "special ed."
Volumes for 1918-Aug. 1970 issued by: the Bureau of Public Roads (called May-June 1918, Office of Public Roads and Rural Engineering; July 1939-June 1949, Public Roads Administration); Oct. 1970-June 1974 by: the Federal Highway Administration; Sept. 1974-June 1982 by: the Offices of Research and Development; Sept. 1982-Sept. 1990 by: the Offices of Research, Development, and Technology; Dec. 1990-Nov./Dec. 1998 by: the U.S. Dept. of Transportation, Federal Highway Administration, Office of Research and Development; Jan./Feb. 1999- by: the Office of Research, Development, and Technology.
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