Geological Survey (U.S.)Wilson, A. D.(W 106⁰19ʹ--W 106⁰13ʹ/N 39⁰16ʹ--N 39⁰13ʹ). Relief shown by contours and spot heights. "Surveyed in 1879. Railroads and some shafts added later." "George Otis Smith, Director"--upper left corner.45 x 81 centimetersJPEGUMN_ALMA:9960094170001701engThe Survey (Washington, D.C)PublicLeadville special map (Lake County) ColoradoMapsColorado--LeadvilleColorado1910University of Minnesota