Fifth volume of five volume set of diaries kept by Walter Todd, railroad surveyor for Alaskan Engineering Commission in southcentral Alaska. Jan. 1-Sept. 5, 1918. [191] pages ; 15 cm.
Relief shown by contours and spot heights. Includes legend. "Plate CXXXVII, Twenty-first Annual Report, Part V." "Surveyed in 1898." Julius Bien & Co. Lith., N.Y. In color.
Published in [Washington D.C.] in 1901 by Geological Survey...
Relief shown by contours and spot heights. Alaska, Sheet No. 643. "Additional information from survey by Alaska Road Commission." Shows U.S. Telegraph line and stations. In color.
Published in [Washington, D.C.] by Geological Survey...
Relief shown by contours and spot heights. Alaska, Sheet No. 643. "Additional information from survey by Alaska Road Commission." Shows U.S. Telegraph line and stations. In color.
Published in [Washington, D.C.] by Geological Survey...
Relief shown by hachures and spot heights. Includes trails and railroad routes. Inclosed area indicates land from which the Cassiar Central Railway may select 700,000 acres. Inset: Key map of the Canadian Yukon and northern territory of British...
Relief shown by hachures and spot heights. Printed in two segments on one sheet. Southeastern Alaska segment oriented with north to the upper right. Shows wagon roads and trails, sleigh roads, pack trails, railroads, tramways, various government...
Shows topography along the lower Yukon River. Relief shown by contours. "Topography and controls by R. H. Sargent." "Surveyed in 1916." "Bulletin 683, Plate I." 95 x 77 cm.
Published in [Washington, D.C.] by Geological Survey (U.S.) in...
Shows topography from Canning River east to Jago River. Relief shown by form lines. "Surveyed from 1906 to 1914 by E. de K. Leffingwell." "Professional paper 109, Plate I." 60 x 55 cm.
Published in [Washington, D.C.] by Geological Survey...
Relief shown by contours. "Topography by R. H. Sargent and C. G. Anderson." "Geology by J. B. Mertie, Jr., G. L. Harrington, A. G. Madden, H. M. Eakin, P. S. Smith, and J. E. Spurr." "Surveyed in 1898, 1908, 1912, 1914, 1915, and 1917." ...
Relief shown by contours. "Topography by C. E. Griffin, R. H. Sargent, H. M. Eakin, and C. G. Anderson." "Surveyed in 1910, 1913, and 1915." "Bulletin 754, Plate I." In color.
Published in [Washington, D.C.] by Geological Survey (U.S.)...
Relief shown by contours. "Topography by C. E. Griffin, R. H. Sargent, H. M. Eakin, and C. G. Anderson." "Surveyed in 1910, 1913, and 1915." "U.S. Geological Survey Bulletin 754, Plate III." In color, 68 x 57 cm.
Shows regions surrounding headwaters of Gakona, Chistochina and Slana Rivers, Alaska. Includes legend. Relief shown by contours. Bulletin 498, Plate III. Color; 37 x 28 cm.
Published in [Washington, D.C.] by Geological Survey (U.S.) in...
Shows interior Alaska from Cantwell Glacier south to confluence of Tonsina and Copper Rivers. Relief shown by contours and spot heights. "Topography by T.G. Gerdine and W.C. Mendenhall." "Professional Paper No. 41, Plate XIX."
Shows Cantwell Glacier south to Tonsina River. Includes legend. Relief shown by contours and spot heights. "Topography by T.G. Gerdine and W.C. Mendenhall." "T.G. Gerdine, Topographer in charge." "Professional Paper No. 41, Plate IV." ...