Relief shown by contours. Contour interval 5 feet. "R.B. Marshall, Chief Geographer, W.H. Herron, Geographer in charge; Topography by C.B. Childs ... [et al.]; Surveyed in 1918." "Surveyed in cooperation with the War Department." Text and ill. on verso. 1 map: col.; 66 x 56 cm