Former Northern Pacific track at Carbonado/Wilkeson, Washington, in December 1974. Long-unused overgrown track. Photo by J.M. Fredrickson . Other Subject Classes: track

Former Northern Pacific track at Carbonado/Wilkeson, Washington, in December 1974. Long-unused overgrown track. Photo by J.M. Fredrickson . Other Subject Classes: track

Former Burlington Northern mainline at Maple Valley, Washington, circa 1985. Looking east on abandoned right of way with track partially removed. Other Subject Classes: railroad mainline.

EMDX diesel locomotive 122 is the leading unit in consist of rock train at Cottonwood, MInnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345. Photo by Howard Patrick.

EMDX diesel locomotive 122 is the leading unit in consist of rock train at Cottonwood, MInnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345. Photo by Howard Patrick.

EMDX diesel locomotive 122 leading rock train into Cottonwood, Minnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345 (rebuilt from a GP9). Photo taken by Howard Patrick.

EMDX diesel locomotive 122 leading rock train into Cottonwood, Minnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345 (rebuilt from a GP9). Photo taken by Howard Patrick.

EMDX diesel locomotive 122 leading rock train into Cottonwood, Minnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345 (rebuilt from a GP9). Photo taken by Howard Patrick.

EMDX diesel locomotive 122 leading rock train into Cottonwood, Minnesota on October 13, 1993. 122 is a BL20-2 built by General Motors Electro-Motive Division (EMD), builder's number 20345 (rebuilt from a GP9). Photo taken by Howard Patrick.

Earth mover at Granite, Idaho, on April 15, 1965. Earth moving equipment during Granite Lake line change. Photo by J.M. Fredrickson . Other Subject Classes: earth mover

Lithograph of Northern Pacific passenger trains at Stampede Pass, Washington Territory, in 1887. "Tacoma Guide" drawing of trains with Decapod-type steam locomotives on trestles, five levels of switchback. J.M. Fredrickson collection.. Other Subject Classes: passenger train, passenger car, steam locomotive, switchback, track, mountains

Lithograph of Northern Pacific freight train at Stampede Pass, Washington Territory, in 1887. "Tacoma Guide" drawing of train with two Decapod-type steam locomotives at horseshoe curve on switchback. J.M. Fredrickson collection.. Other Subject Classes: freight train, freight car, steam locomotive, switchback, track, mountains

News story of Northern Pacific switchback at Stampede Pass, Washington Territory, in 1887. Description of switchback operation, diagram. J.M. Fredrickson collection.. Other Subject Classes: switchback

Denver & Rio Grande Western Railroad switch at Castle Crag, Utah, circa 1890. J.M. Fredrickson collection. Other Subject Classes: switch, track

Crown Zellerbach (CZ) Coast Wood Supply Division track map, Nitinat, British Columbia, undated. Other Subject Classes: Locomotive-Diesel

Crown Zellerbach (CZ) Coast Wood Supply Division track map, Ladysmith, British Columbia, undated. Other Subject Classes: Locomotive-Diesel

Log pen track photos and map at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach tracks and map at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach tracks and map at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach track at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach track at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach track at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Log pen approach track at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Crane approach tracks at COMOX facility, Nanaimo Lakes, British Columbia, undated. Other Subject Classes: Facilities

Narrow gauge railroad using small steam locomotives and dump cars of large rock at Fort Stevens, Oregon with rock used in the Columbia River Jetty, undated. Photo by Kiser Photo Company.

Railroad used in hauling rock for the construction of the Columbia River Jetty, undated. Photo by J. Waterhouse.

A view of narrow gauge railroad used in hauling rock for the construction of the South Columbia River Jetty, 1892.

Columbia and Puget Sound Railroad/Chicago Milwaukee and Puget Sound mainline at Indian, Washington, in November 1911. Washed-out track, workers, and repair train with pile driver. Other Subject Classes: railroad mainline, railroad maintenance and repair, railroad employees.

Columbia and Puget Sound Railroad railroad track near Taylor, Washington, circa 1915. Other Subject Classes: railroad mainline.

Columbia and Puget Sound Railroad railroad track at Maple Valley, Washington, circa 1890. Looking south, towards Cedar River bridge, Black Diamond, tracks on right come from Renton. tracks on left from Taylor. At left are Maple Valley Hotel and Maple Valley Restaurant, in the 1891 Gibbon Store. To the right of tracks, C&PS section house, railroad shop, depot. Behind depot is false front of 1894 Gibbon Store.. Other Subject Classes: railroad mainline, railroad bridges, railroad stations, miscellanea.