Gehres, W. S. (Wilmer Sherman), 1887-1963; Geological Survey (U.S.); Plushnick, A. W. (Andrew Winfield), 1898-1980; U.S. Lake Survey; Michigan. Geological Survey Division; United States. Army. Air CorpsTopography by W.S. Gehres and A.W. Plushnick. Filing title: Niles, Mich.-Ind. Edition of 1930. Polyconic projection. Relief shown by contours and spot heights, depths shown by soundings and isolines. Contour interval 20 feet. Shows Berrien County, Michigan, and small portion of St. Joseph County, Indiana. Surveyed in 1927. "Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army. Control by U.S. Geological Survey and U.S. Lake Survey." At head of map: State of Michigan, Department of Conservation, Geo. R. Hogarth, Director , Geological Survey Division, R. A. Smith, State Geologist.Imprint: Washington, D.C. : Dept. of the Interior, U.S. Geological Survey, 1930Dimensions: 45 x 42 cm or smaller; Scale: 1:62,500JPEGG4090 s62 .G4 Niles 1930engGeological Survey (U.S.)PublicMichigan-Indiana Niles quadrangleMapsMichigan--Berrien CountyIndiana--Saint Joseph CountyIndianaMichigan1930Indiana University