Ms., photographic reproduction. Relief shown by hachures and spot heights. Includes key to location and names of bars on Seventymile River. Map is 32 x 21 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...