Relief shown by contours. Reconnaissance engineer, J.L. McPherson. Oriented with north to the upper left. House Doc. 610; 64th Cong., 1st session, Map XII.
Published in [Washington, D.C.] by the Alaska Engineering Commission in 1916....
"Reconnaissance map of North Fork of Koyukuk and Hammond River drainages," by Robert Marshall, Jess Allen, and Alexander Retzlaf, August 1929 Line map showing camp sites, named peaks, and the Arctic-Pacific Divide
Relief shown by form lines and spot heights. "Twentieth annual report; pt. 7, map no. 20." Lith. by A. Hoen & Co., Baltimore, MD. "Topography by Emil Mahlo, Lieutenant P. G. Lowe, U.S.A., and F. C. Schrader, U.S. 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 contours. "Topography by C. E. Griffin, D. L. Reaburn, D. C. Witherspoon, H. M. Eakin, C. E. Hill and T. G. Gerdine." "Surveyed in 1899, 1901, 1903, 1910, and 1911." U.S. Geological Survey Bulletin 536, Plate 1. 57 x 112...
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 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.)...
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." ...
Relief shown by contours and spot heights. "Topography by D.C. Witherspoon with additional areas from maps my T.G. Gerdine and W.S. Peters." "Professional Paper No. 41, Plate XX."
Published in [Washington, D.C.] by the Geological Survey...