• publisher: [Helena, Mont.] : Montana State Highway Commission ; Chicago : H. M. Gousha
  • creator: Montana. State Highway Commission H.M. Gousha Company
  • contributor: H.M. Gousha Company.
  • Keyword: Roads Montana Maps. Montana Maps.
  • years: 1936.
  • pages: 1 map :
  • class: G4251.P2 1936
  • notes: Relief show by shading, hachures and spot heights.
  • download: pdf file