Burlington Northern diesel locomotive 6804 at Castle Rock, Washington in 1980. Numbers 6804 and 6350 lead train number 146, Portland to Seattle time freight. Photo by J.M. Fredrickson. Other Subject Classes: freight train, diesel locomotive.

Burlington Northern diesel locomotive 4259, formerly Spokane, Portland and Seattle 321, at Castle Rock, Washington, on September 12, 1970. Number 4259 is a C425 built by American Locomotive Company (ALCO), builder's number 3461-02. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2505, formerly Great Northern 3022, at Castle Rock, Washington, on September 12, 1970. Number 2505 is a GP35 built by General Motors Electro Motive Division (EMD), builder's number 28438. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.