Relief shown by contours, land forms and spot heights. Oriented with north to the upper left. Includes 2 profiles of sections. Surveyed in 1908 under the direction of Alfred H. Brooks. "Bulletin 525, plate XI." In color. Mounted on linen. 41 x...
Relief shown by contours and spot heights. Surveyed in 1905 and 1906. Includes 8 geologic sections, area map, chart of analyses and testing, and legend. Map is 93 x 88 cm.