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  1. By: United States. Forest Service.
    Publication info: Washington, Govt. Print. Off, 1909
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Forest reserves  Telegraph lines  Telephone lines  United States  
  2. By: United States. Forest Service.
    Publication info: Washington, U.S. Govt. Print. Off, 1912
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Forest reserves  Telegraph lines  Telephone lines  United States  
  3. By: Dall, William Healey,
    Publication info: 1865
    Holding Institution: Smithsonian Institution Archives
    Subjects: British Columbia  Canada  Correspondence  Field notes  Kamloops  Okanogan  Telegraph lines  United States  Washington  Western Union Telegraph Expedition (1865-1867)  
    BHL Collections: Smithsonian Field Books collection