Folded title varies.

Title varies: 1919, State Highway Department's official automobile road map of the State of Oregon ..., 1921, Map of State of Oregon showing main traveled roads; 1925-1953, State Highway Department's map of the State of Oregon showing main traveled automobile roads; 1954-1992, Official highway map of Oregon.

Relief shown by hachures, spot heights, and shading on some sheets.

Published by Highway Commission 1919-1953; published by State Highway Dept. 1954-1969; published by State Highway Division 1970-1989; published by Oregon Dept. of Transportation 1991-

Signed: E.A. Skelley 1935-1953.

Prepared in cooperation with the Department of Geography, University of Oregon, April, 1991-

Some sheets include index.

Text, illus. (part col.), distance charts, local route maps, area maps, pictorial map, and location map on verso of some sheets.