California State Railroad Museum
Society For The Preservation Of Carter Railroad Resources
Nevada State Railroad Museum (Unofficial)
Nevada County Narrow Gauge Railroad Museum
Western Railway Preservation Society
Tomales Regional History Center
Northwestern Pacific Railroad Historical Society
Laws Railroad Museum and Historic Site
Southern Pacific Narrow Gauge Historical Society
Nevada County Historical Society
Virginia & Truckee Railroad Historical Society
Historical Society of Dayton Valley
Friends of the Tanana Valley Railroad
Truckee - Donner Historical Society
Pajaro Valley Historical Association
West Side Reunion, Logging & Mining Modelers Convention.
University Of California - Calisphere
California State University Chico - Meriam Library Special Collections
University Nevada Reno - Digital Photograph Collection
University Nevada Reno - Digital Conservancy
University Of Southern California Digital Library
Southern Methodist University: DeGolyer Library.
Builders of Wooden Railway Cars
Federal Standard 595 Color Server
mindat.org online mineral database
Railfan.Net - The Railfan Network.
Model Railroad Magazine Online
Abandoned Rails
Dedicated to the preservation of the history of abandoned railroads.
Active And Abandoned Railroads Of The Pacific Northwest.
Brian P McCamish's explorations of railroads in the Pacific Northwest.
Foothill Rails.
John Barnhill's excellent resource on shortlines in Northern California's Sierra Nevada foothills.
Virginia & Truckee Railroad Reference Pages
Mendocino Coast Model Railroad & Historical Society
Models and Kitbashes by NightOwlModeler
Foothill Model Works
On3/On30 Kits and Details.
Tribute To Jack Oliver
From Dan Shumaker's Aviation Web Page.
Death Valley Conservancy - Stewards of Ryan Camp.