Metropolitan map, Portland and vicinity / copyrighted by the H.M. Gousha Company [for] Shell [Oil Company].H.M. Gousha Company[1933]"G-185 S.C."At head of title: Shell.Ill., and maps of "Downtown Portland," "Downtown Salem," "Downtown Vancouver," and "Columbia River highway: Bridal Veil bridge to The Dalles" (U.S. highway 30) on verso.Indexed.Relief shown pictorially.cartographic