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  • Thumbnail for Mitchell, Oregon
    natural history. Portland, Oregon: Timber Press. pp. 52–56. ISBN 978-0-88192-789-4. Oregon Atlas & Gazetteer (7th ed.). Yarmouth, Maine: DeLorme. pp...
    18 KB (1,729 words) - 07:01, 31 January 2024
  • Thumbnail for Jump Off Joe (Washington)
    Geological and Natural History, Portland, Oregon: Timber Press, ISBN 978-0-88192-789-4 Allen, John Eliot; Burns, Marjorie and Sargent, Sam C. (c. 1986)....
    8 KB (746 words) - 00:56, 19 July 2023
  • Thumbnail for Thomas Condon
    Search of Ancient Oregon. Portland, Oregon: Timber Press. p. 15. ISBN 978-0-88192-789-4. Maynard, Guy; Holt, Kathleen. (2003). Best Essays NW: Perspectives...
    9 KB (704 words) - 03:37, 13 April 2024
  • Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Figueiredo, J.; Hoorn, C.; van der Ven, P.; Soares, E. (2009). "Late...
    10 KB (512 words) - 09:39, 15 June 2023
  • Thumbnail for Badger Mountain (Benton County, Washington)
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Allen, John Eliot; Burns, Marjorie and Sargent, Sam C. (c. 1986)...
    8 KB (894 words) - 16:17, 9 April 2024
  • Thumbnail for Strawberry Lake (Oregon)
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4 Sullivan, William L. (2009). Atlas of Oregon Wilderness. Eugene, Oregon:...
    7 KB (680 words) - 15:29, 17 December 2020
  • Thumbnail for Balch Creek
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Houle, Marcy Cottrell (1996). One City's Wilderness: Portland's Forest...
    36 KB (3,593 words) - 01:20, 28 December 2023
  • Thumbnail for Columbia River Basalt Group
    geological and natural history. Portland, OR: Timber Press. ISBN 978-0-88192-789-4. Bjornstad, Bruce (2006). On the Trail of the Ice Age Floods: A Geological...
    36 KB (4,201 words) - 10:53, 29 April 2024
  • Thumbnail for Tryon Creek
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Houck, Mike; Cody, M. J., eds. (2000). Wild in the City: A Guide...
    39 KB (4,303 words) - 08:43, 29 January 2023
  • Thumbnail for Lost Lake (Santiam Pass, Linn County, Oregon)
    Ancient Oregon: A Geological and Natural History. Timber Press. ISBN 9780881927894. Hammers, Scott (24 April 2015). "Lost Lake shrinking down a hole -...
    4 KB (321 words) - 05:57, 5 December 2023
  • Thumbnail for Forest Park (Portland, Oregon)
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Houck, Michael C.; Cody, M. J. (2000). Wild in the City: A Guide...
    48 KB (5,127 words) - 17:57, 7 April 2024
  • Thumbnail for John Day Fossil Beds National Monument
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. OCLC 51614008. Bishop, Ellen Morris; Allen, John Eliot (1996). Hiking...
    69 KB (6,794 words) - 14:41, 24 April 2024
  • Thumbnail for Paleontology in Oregon
    of ancient Oregon : a geological and natural history. Timber. ISBN 9780881927894. OCLC 756844383. Orr, Elizabeth L.; Orr, William N. (2012). Oregon geology...
    49 KB (5,113 words) - 01:37, 1 May 2024
  • Thumbnail for Goose Gap AVA
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Irvine, Ronald; Clore, Walter J. (August 1, 1997). The Wine Project:...
    18 KB (1,981 words) - 07:55, 30 March 2024
  • Thumbnail for Rogue River (Oregon)
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Carter, James L.; Resh, Vincent H. (2005). "Chapter 12: Pacific Coast...
    95 KB (10,791 words) - 18:19, 16 March 2024
  • Thumbnail for Columbia River
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Benke, Arthur C.; Cushing, Colbert E. (2005). Rivers of North America...
    194 KB (18,450 words) - 05:43, 8 May 2024
  • Thumbnail for Columbia Slough
    Geological and Natural History. Portland, Oregon: Timber Press. ISBN 978-0-88192-789-4. Houck, Mike; Cody, M. J., eds. (2000). Wild in the City: A Guide...
    86 KB (9,110 words) - 00:42, 27 March 2024