A Burlington Northern train approaching the Libby Dam, under construction, on August 3, 1970. On October 31, 1970 the line will be closed and re-routed.

Libby Dam, under construction, on August 3, 1970. On October 31, 1970 the track visible on the right under the craneway will be closed.

Libby Dam, under construction, on August 3, 1970. On October 31, 1970 the track visible on the far bank between the first and second cranes will be closed.

Libby Dam, under construction, on August 3, 1970. On October 31, 1970 the track visible on the right under the craneway will be closed.

Lewis & Clark Railway tunnel portal on the mainline at Battle Ground, Washington, on October 9, 1988. Photo by J.M. Fredrickson. Other Subject Classes: tunnel.

Lewis & Clark Railway station at Battle Ground, Washington, on October 9, 1988, made from two converted crew cars. Photo by J.M. Fredrickson. Other Subject Classes: station.

Lewis & Clark Railway station at Battle Ground, Washington, in July 1987, made from two converted crew cars. Photo by J.M. Fredrickson. Other Subject Classes: station.

Letterhead for Tacoma Smelter Company, circa 1902. Illustrated letterhead with etching of smelter facilities. J.M. Fredrickson collection. Other Subject Classes: letterhead, smelter

Landscape and clouds near Goble, Oregon, in 1980. Steam from Trojan nuclear power plant, surrounding hills. Photo by J.M. Fredrickson . Other Subject Classes: landscape, weather