PRELIMARY REPORT ON THE KETCHIKAN MINING DISTRICT, ALASKA: PROFESSIONAL PAPER NO. 1, PLATES I, II & III. [PLATES ONLY]
Washington, DC: United States Geological Survey / USGS / Government Printing Office / GPO, 1902. Maps. Map plates only. Plate I, Geologic Sketch Map of Southeastern Alaska; Plate II, Geologic Reconnaissance Map of Part of the Ketchikan Mining District, Southeastern Alaska; Plate III, Geological Reconnaissance Map and Section of the..... More