Crossing the Hellgate River May 5th 1854 Lieutenant John Mullan and his part of the United States Pacific Survey cross the Hellgate River 10567997 Seymour B. Durst Old York Library Seymour B. Durst Old York Library Collection Sohon, Gustav, 1825-1903 Bien, Julius, 1826-1909 Sarony, Major & Knapp Lith United States Pacific Railroad Expeditions and Surveys Lithographs. https://dlc.library.columbia.edu/durst/cul:h70rxwdbt5 Clark Fork (Mont. and Idaho)--Pictorial works. Hell Gate (Missoula County, Mont.)--Pictorial works. Disbound from U.S.P.R.R. Exp. & Surveys, 47th & 49th parallels, general report Avery Classics copy: Mounted on white paper 26 x 31 cm Avery Classics copy: Seymour B. Durst Old York Library Collection, Avery Architectural & Fine Arts Library, Columbia University still image Sorony, Major & Knapp ca. 1857-1867] 1857 1867 [New York ephemera 1 print : lithograph ; 16.8 x 23.7 cm. NNC eng 2015-02-02T15:43:09Z 2017-04-07T02:29:12Z 10.7916/D8X06857