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  1. By: Cole, David N. - Intermountain Research Station (Ogden, Utah)
    Publication info: Ogden, UT, U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1985
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Effect of human beings on  Environmental aspects  Forest reserves  Hiking  Montana  Nature  Recreational use  
  2. By: Cole, David N. - Intermountain Research Station (Ogden, Utah)
    Publication info: Ogden, UT, U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, [1993]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Effect of trampling on  Environmental aspects  Hiking  Mountain plants  Plant communities  Recreational use  Research  United States  Wilderness areas  
  3. By: Scheuchzer, Johann Jakob, - Aa, Pieter van der,
    Publication info: Lugduni Batavorum, Typis ac sumptibus Petri Vander Aa, 1723
    Holding Institution: Research Library, The Getty Research Institute
    Subjects: 1672-1733  18th century  Alps, Swiss  Alps, Swiss (Switzerland)  Curiosities and wonders  Description and travel  Early works to 1800  Engravings  Hiking  Monsters  Natural history  Netherlands  Scheuchzer, Johann Jakob,  Switzerland  Travel