This list will probably always be in process. It is not 100% on every source on, now, both websites, but it is surely over 98% of them. As I move ahead into the next stages of the project, I'll be updating this page with the sources I was to lazy (honest!) to document on the last few passes through the 1000+ page website, and any new ones that I discover!
Ahern, Patrick. "James and Isabelle: A meandering history of Logie Trail Road" Skyline Ridge Neighbors Website. Originally Published in Ridge Runner, May 2008. https://www.srnpdx.org/james-and-isabelle.html (Accessed March 24, 2020)
Armstrong, Chester H. HISTORY OF THE OREGON STATE PARKS: 1917-1963. Oregon State Parks. July 1, 1965. http://npshistory.com/publications/oregon/history/sec5.htm#L. Accessed May 14, 2020.
Attwell, Jim. Columbia River Gorge History: Volume One. Cascade Locks: Tahlkie Books. 1974. Print.
---- Columbia River Gorge History: Volume Two. Skamania: Tahlkie Books. 1975. Print.
Bear Creek Press. Looking Back at Main Street Eastern Oregon: A Visit to More Than 100 Towns Across More Than 100 Years. Wallowa, Oregon: Bear Creek Press. 2005.
Benson, Simon. W. L. Thompson, R. A. Booth, and Herbert Nunn. Third Biennial Report of the Oregon State Highway Commission Covering the Period December 1st, 1916 to November 30th, 1918. Salem: State Printing Department. 1919 (Reprinted by Project Gutenberg: http://www.gutenberg.org/files/35344/35344-h/35344-h.htm)
Booth, R. A., Ed E. Kiddle, John B. Yeon. Fourth Biennial Report of the Oregon State Highway Commission Covering the Period December 1st, 1918 to November 30th, 1920. Salem: State Printing Department. 1920.
Booth, R. A, J. B. Yeon, W. B. Barratt, E. E. Kiddle, Herbert Nunn. Fifth Biennial Report of the Oregon State Highway Commission Covering the Period December 1, 1920 to November 30, 1922. Salem: State Printing Department. 1922.
Bowlby, Henry L. First Annual Report of the Highway Engineer for the Period Ending November 30, 1914. Salem: State Printing Department. 1914. (Google Books: https://books.google.com/books?id=cBdbAAAAYAAJ&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false)
Bracey, Kevin / ODOT. Restoration of the Historic Columbia River Highway, Hood River to Mosier Segment: Expanded Construction Narrative. Salem: Oregon Department of Transportation. 2000.
Bullard, Oral. Lancaster's Road: The Historic Columbia River Scenic Highway. Beaverton, OR: TMS Book Service. 1982. Print.
Bullard, Oral and Don Low. The Columbia Gorge: Short Trips and Trails. Beaverton, OR: The Touchstone Press. 1971. Print.
Camp Crestview: A Foursquare Camp and Retreat Center: http://www.campcrestview.com/#/about-us/our-history
Cantine, E. I. Second Annual Report of Oregon State Highway Commission for the Year Ending November 30, 1915. Salem: State Printing Department. 1916. (Google Books: https://books.google.com/books?id=SUolAQAAIAAJ&printsec=frontcover&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false)
Cook, Scott. Curious Gorge Blog. http://curiousgorgeblog.wordpress.com
---- Curious Gorge: Over 100 Hikes and Explorations in the Columbia River Gorge. Hood River, OR: Scott Cook. 2010. 3rd Edition. Print.
---- Pokin’ Round the Gorge. Hood River, OR: Scott Cook. 2008. Print.
Crag Rats Website: http://www.cragrats.org/organization/
Crown Point Historical Society. History and Application Flyer. 2014. Print.
Davison, Danae, Barbara Knapp. Cultural Landscape Inventory: Shellrock Mountain to Ruthton Point - Historic Columbia River Highway. Oregon Department of Transportation. January 2010.
Durbin, Kathie. Bridging a Great Divide: The Battle for the Columbia River Gorge. Corvallis: Oregon State University Press. 2013. Print.
Dunsmoor, Lorene. "Some History of North Skyline Ridge." Skyline Ridge Neighbors Website. Originally Published in Ridge Runner, Fall 1989. https://www.srnpdx.org/some-history-of-north-skyline-ridge.html (Accessed March 24, 2020)
Dohnal, Cheri. Columbia River Gorge: Natural Treasure on the Old Oregon Trail. Charleston SC: Arcadia Publishing. 2003. Print.
Dye, Eva Emery. "Building of Columbia River Highway Greatest Achievement of Kind in Western Hemisphere." Morning Oregonian. January 1, 1916. Qtd. in ODOT: 2009 Plan - Segment 3 - Shellrock Mountain Crossing
Eastman, Janet (?) "The architectural hash mansion of eccentric Mona Bell Hill was razed for the Bonneville Dam." The Oregonian. March 07, 2014. Updated Jan 10, 2019 https://www.oregonlive.com/hg/2014/03/the_home_of_mona_bell_hill_onc.html Accessed May 9, 2020.
Earp, Frederic, "World's Highest Cantilever Bridge" Architect and Engineer. April 1930. 93-(https://archive.org/stream/architectenginee1030sanf/architectenginee1030sanf#page/n69/mode/1up) Accessed March 29, 2020.
Engeman, Richard H. The Oregon Companion. Portland: Timber Press. 2009. https://books.google.com/books?id=FaKH2AV08rAC&pg=PA174&lpg=PA174&dq=curious+gorge+dalles+california+highway&source=bl&ots=JDMkW4Ypje&sig=ACfU3U3gFiluRjn-kfkBkiPBPHy4CudqWA&hl=en&sa=X&ved=2ahUKEwiD3Ji896foAhXJHjQIHUJTDssQ6AEwEHoECAsQAQ#v=onepage&q=curious%20gorge%20dalles%20california%20highway&f=false
Fahl, Ronald J. "S. C. Lancaster and the Columbia River Highway: Engineer as Conservationist." Oregon Historical Quarterly. June 1973. (qtd. in Reddick)
Foster, Laura O. Portland Hill Walks: Twenty Explorations in Parks and Neighborhoods. Portland: Timber Press. 2005. 16 - 17. (Google Books - https://books.google.com/books?id=XK2OvuHu4boC&pg=PA46&lpg=PA46&dq=history+of+leif+erikson+drive+portland&source=bl&ots=KamlrHKtBX&sig=YVyrqLl_Roqh0okbBA2bpHFK_4U&hl=en&sa=X&ved=0CCIQ6AEwATgKahUKEwiaqMD6y8jIAhVPKYgKHX2-CmE#v=onepage&q=history%20of%20leif%20erikson%20drive%20portland&f=true)
Friedman, Ralph. Oregon for the Curious. Caxton Printers. Revised 1972. https://books.google.com/books?id=V8gJTJe6ePIC&pg=PA5&lpg=PA5&dq=gray+memorial+chapel+warrenton+oregon&source=bl&ots=tDS2eKc2jz&sig=ACfU3U2Jc_a4O5DiZ7HZ8vZ1Wf4zgqoIBA&hl=en&sa=X&ved=2ahUKEwjt7ofKsoLpAhXKjp4KHeeZBjwQ6AEwEHoECAgQAQ#v=onepage&q=gray%20memorial%20chapel%20warrenton%20oregon&f=false
Freitag, George A., "POST-1996 DEBRIS FLOW EROSION AND SEDIMENTATION, TUMALT CREEK DRAINAGE, MULTNOMAH COUNTY, OREGON" https://gsa.confex.com/gsa/2002CD/finalprogram/abstract_34991.htm
Gerald, Paul. Peaceful Places Portland: 103 Tranquil Sites in the Rose City and Beyond. Birmingham: Menasha Ridge Press. 2012. (Accessed via Google Books - https://books.google.com/books?id=JDF4-LOGmdMC&lpg=PA112&ots=PxXiMpv4Po&dq=leif%20erikson%20trail%20wikipedia&pg=PP1#v=onepage&q&f=true)
Gilbaugh, Marilyn. "Drive on — literally! Learn all about Clatsop County’s drivable stretches of beach." Coast Weekend. August 11, 2016. https://www.discoverourcoast.com/coast-weekend/coastal-life/drive-on-literally-learn-all-about-clatsop-county-s-drivable-stretches-of-beach/article_60c7cd8b-c903-5893-80a3-8cf758501cff.html Accessed April 24, 2020
Gregory, Roger. "Paths linking past and present." The Oregonian/OregonLive. Updated Mar 27, 2019; Mar 09, 2008. https://www.oregonlive.com/washingtoncounty/2008/03/paths_linking_past_and_present.html (Accessed March 24, 2020)
Hadlow, Robert W. “Columbia River Highway Historic District, National Historic Landmark Nomination." Portland: Oregon Department of Transportation, 2000.
-- "Cultural Resources Report (Built Environment), Historic Columbia River Highway State Trail Project, Segments E, F, G, and H, Hood River County, Oregon." ODOT Key No. 20676, FHWA Project No. OR DOT CRGNSA 100(4). April 18, 2019. http://hrccd.co.hood-river.or.us/images/uploads/documents/Attachment_F_-_Cultural_Resources_Report.pdf Accessed June 28, 2020.
Hadlow, Robert W. and Amanda Joy Piets, Hannah Kullberg, Sara Morrissey, Kristen Stallman, Myra Sperley, Linda Dodds. Historic Columbia River Highway Oral History: Final Report (SR 500-261). Salem: Oregon Department of Transportation Research Section. August 2009.
Hanson, Patti. "Faresh Hall." Timber Winds, Vol.1, No.2. Spring 1981, Corbett, Oregon. Qtd. in Topinka, Columbia River Images: Forest Hall. http://columbiariverimages.com/Regions/Places/forest_hall.html Accessed April 21, 2020
Hays, Jim. "Bygone Bonneville." The Oregonian. January 16, 2010.http://www.oregonlive.com/travel/index.ssf/2010/01/bygone_bonneville.html
Hayes, Kimmy. "How to Send Your Wedding Invitations from Bridal Veil Oregon" afterglobe.net. June 7, 2013.http://afterglobe.net/how-to-send-your-wedding-invitations-from-bridal-veil-oregon/
Holbrook, Stewart. The Columbia. Comstock Editions. 1956. (qtd. in Durbin)
Jones, Philip N. (Editor) Columbia River Gorge: A Complete Guide. Seattle: The Mountaineers. 1992. Print.
Keyser, James D. Indian Rock Art of the Columbia Plateau. Seattle: The University of Washington Press. 1992. (qtd. in Durbin)
Kittredge, Frank A. "Highway Construction in the State of Washington by Convict Labor." Engineering and Contracting. Vol. XXXVII. No. 26. June, 26 1912. 722-727
Kloos, Jeanette B. Historic Columbia River Highway Master Plan. Salem: Oregon Department of Transportation. 2006.
Lacaze, Katherine. "How salt saved Lewis and Clark." The Astorian. January 3, 2017. https://www.dailyastorian.com/news/local/how-salt-saved-lewis-and-clark/article_b3a5de50-6dc1-5022-8e97-ebeb981e4e4e.html Accessed April 28, 2020
Lancaster, Samuel C. The Columbia: America's Great Highway. Atglen, PA: Schiffer Publishing, Ltd. 1915. Reprinted 2004. Print.
-- "The Columbia River Highway In Multnomah County" 1st Annual Report.
-- “The Revelation of Famous Highways” American Civic Annual, 1929 Qtd. in 2006 Historic Columbia River Highway Master Plan
Langille, W. A. and S. H. Boardman. "State Parks Historical Sketches: Columbia Gorge State Parks." OPRD / Oregon State Archives. 1946. PDF. http://arcweb.sos.state.or.us/doc/records/state/odot/pdfs/columbia_gorge.pdf
Ledbetter, Jonathan. Beaver State Blog: Sporadic Thoughts on Oregon's Highways and Byways. (http://blog.beaverstateroads.net)
Lipschuetz and Katz. Oregon's Famous Columbia River Highway. Portland: Lipschuetz and Katz. 1920. Reprinted 2014, University of California Libraries. Print. (https://archive.org/details/oregonsfamouscol00lips)
Lowe, Roberta and Don Lowe. 100 Oregon Hiking Trails. Portland: The Touchstone Press. 1969. Print.
---- 35 Hiking Trails: Columbia River Gorge. Portland: Frank Amato Publications, Inc. 1988. 2nd Ed. Print.
McKenzie, Brandy. "Follow Leif Erikson as far as you wish to go" Love notes to Portland. July 19, 2010 (http://lovenotestoportland.blogspot.com/2010/07/follow-leif-erikson-as-far-as-you-wish.html)
McBride, Katie. "'Ancient Subdivision' Land Now Protected." Friends of the Columbia Gorge Newsletter. Spring 2011. 6. https://assets.gorgefriends.org/images/annual_reports_and_newsletters/spring2011.pdf Accessed May 6, 2020.
Manske, Ken. A Traveler's Guide to the Historic Columbia River Highway. Gresham, OR: M&A Tour Books. 2003. Print.
Menucha Retreat and Conference Center: http://menucha.org/about-us/history
Mershon, Clarence E. The Columbia River Highway: From the Sea to the Wheat Fields of Eastern Oregon. Portland: Guardian Peaks Enterprises. 2006. 1st Edition. Print.
---- East of the Sandy: The Columbia River Highway. Portland: Guardian Peaks, Inc. 2001. 1st Edition. Print.
Miller, George R. Images of America: Gresham. Charleston SC: Arcadia Publishing. 2011. Print.
New York Times Staff / Good Roads. "How State of Washington Utilizes Its Convict Labor" New York Times. November 13, 1910. http://query.nytimes.com/mem/archive-free/pdf?res=9E03EFD6173BE430A75750C1A9679D946196D6CF
Ochi, Diane. Columbia River Highway Options for Conservation and Reuse, 1981
ODOT. The Historic Columbia River Highway: Mile Post 2016 Reconnection Projects. Salem: Oregon Department of Transportation. March 2009.
Olson, Tim. Gorge Classic Climbs: Historical Summits and Adventures. Portland: Tim Olson. 2009. 1st Edition. Print.
Otis, Alison T., William D. Honey, Thomas C. Hogg, Kimberly K. Lakin. The Forest Service and the Civillian Conservation Corps: 1933-42 (FS-395). USDA / Forest Service. April 1986. https://books.google.com/books?id=f0qHwwF4V5wC
Ott, Jennifer. "Lake Washington Boulevard (Seattle)" HistoryLink.org February 08, 2013
http://www.historylink.org/index.cfm?DisplayPage=output.cfm&file_id=10244
Owens, Tomi. "The Path Less Followed Leads to Wyeth" New West. http://newwest.net/main/article/the_path_less_followed_leads_to_wyet/
Prohaska, Sharr. "History of the Development of Bridal Veil, Oregon and the Bridal Veil Lumbering Company." Portland: Multnomah County, Oregon. June 1992. Qtd. in Topinka, Bridal Veil. http://columbiariverimages.com/Regions/Places/bridal_veil.html Accessed April 21, 2020.
Quatrefoil, Inc. The Historic Columbia River Highway: State Trail Plan - Wyeth to Hood River. Salem: Oregon Department of Transportation. Winter 2010.
Reddick, SuAnn Murray. "Historical Introduction." Williams vii - xv.
Richard, Terry. "East Wind Drive-In keeps Cascade Locks diners coming back for burgers, ice cream" The Oregonian. September 11, 2013. http://www.oregonlive.com/travel/index.ssf/2013/09/east_wind_drive-in_keeps_casca.html
Richard, Terry "Cloud Cap Inn tours on Mount Hood begin in June" The Oregonian/OregonLive. May 28, 2015 http://www.oregonlive.com/travel/index.ssf/2015/05/cloud_cap_inn_tours_on_mount_h.html
Roe, JoAnn. The Columbia River: An Historical Travel Guide. Caldwell, Idaho: Caxton Press. 2013. Print.
Russell, Veronica. "The Mystery of 'Terrible Tilly.'" Travel Oregon Website. October 2, 2015 (Updated April 11, 2017) https://traveloregon.com/things-to-do/culture-history/historic-sites-oregon-trail/the-mystery-of-terrible-tilly Accessed March 27, 2020
The Scenic Tours Company. Official Columbia Highway Tour. Portland, Oregon: 1916. Qtd. in Topinka, Columbia River Images: Roadhouses. http://columbiariverimages.com/Regions/Places/HCRH_roadhouses.html Accessed April 21, 2020
Scott, Jackie (December 17, 1998). "Trail opens window to old forest". The Oregonian. p. ME1. Retrieved 2014-06-02. (archived copy)
Seale, Donnie G. Columbia River Highway Guidelines for Maintenance: Columbia River Highway Project. ODOT. 1981. http://www.worldcat.org/title/columbia-river-highway-guidelines-for-maintenance-columbia-river-highway-project/oclc/16692327&referer=brief_results. Accessed May 7, 2020.
Sherman, Marty. Joyce Herbst. Kathy Johnson. Discovering Old Oregon Series: Volume 1 - Columbia River Gorge. Portland, OR: Frank Amato Publications. 1984. Print.
Smith, Dwight A., James B. Norman and Pieter T. Dykman. Historic Highway Bridges of Oregon. Portland: Oregon Historical Society Press. 1986. 2nd Edition, 1989. Print.
Sullivan, William L. 100 Hikes in Northwest Oregon. Eugene: Navillus Press. 2003. 2nd Edition. Print.
Sword, Katy. "Cedar School owner seeks code change, allow zone exemptions for historic buildings." Gresham Outlook. April 24, 2015. https://pamplinmedia.com/go/42-news/258079-129101-cedar-school-owner-seeks-code-change-allow-zone-exemptions-for-historic-buildings (Accessed: April 8, 2020)
Taylor, Michael C. Road of Difficulties: Building the Lower Columbia River Highway. Wallowa, Oregon: Bear Creek Press. 2008.
Terry, John. "Linnton: The little town that tried to best Portland, then joined it" The Oregonian. October 01, 2011 http://www.oregonlive.com/O/index.ssf/2011/10/linnton_the_little_town_that_t.html
Tomlinson, Stuart. "Firefighters battle residential fire in Columbia River Gorge at Corbett." The Oregonian/Oregon Live. January 23, 2015. Updated January 10, 2019. http://www.oregonlive.com/pacific-northwest-news/index.ssf/2015/01/firefighters_battle_residentia.html Accessed: April 20, 2020
Topinka, Lyn. The Columbia River: A Photographic Journey. http://columbiariverimages.com
Tucker, Kathy. "Montgomery Ward / Park Building." The Oregon Encyclopedia. http://www.oregonencyclopedia.org/articles/montgomery_ward_park_bldg_//#.ViIDO3pVhBc
Tuhy, John E. Sam Hill: The Prince of Castle Nowhere. Portland, OR: Timber Press, 1983. (qtd. in Willis)
Williams, David B. "Olmsted Parks in Seattle, HistoryLink.org Essay 1124." HistoryLink.org May 10, 1999 http://historylink.org/index.cfm?DisplayPage=output.cfm&file_id=1124
Williams, Ira A. Geologic History of the Columbia River Gorge As Interpreted From The Columbia River Highway. Portland, OR: Oregon Historical Society Press. 1916. Reprinted 1991. 3rd Edition, Revised. Print.
Willis, Peg. Building the Columbia River Highway: They Said It Couldn't Be Done. Charleston: The History Press. 2014. Print.