Northern Pacific track at Bellingham, Washington, looking southwest across Great Northern main track at Northern Pacific main track on trestle with log dump and Bellingham Boom Company structures; photograph sequence TRWahl0871, 1075. Other subject categories: Track-Rail, Bridge-Trestle, Right-of-Way, Piling

Northern Pacific track at Bellingham, Washington, looking south along main track south of Milwaukee Road roundhouse. Other subject categories: Track-Rail, track-Switch, Right-of-Way, Switchstand

Northern Pacific track at Bellingham, Washington, looking northeast across Ellis Street to Model Truck & Stage Company warehouse with Northern Pacific water tank in background; main track on right, siding on left. Other subject categories: Track-Rail, Industrial Buildings, Right-of-Way

Northern Pacific track at Bellingham, Washington, looking southwest across Ellis Street with main track on left, siding on right, across bridge 19 and bridge 19A, with Albers Feeds in background past creek on left and York Street crossing. Other subject categories: Track-Rail, Industrial Buildings, Right-of-Way, Signal-Crossing

Northern Pacific track at Bellingham, Washington, looking southwest along Northern Pacific main track from Kansas Street at beginning of Northern Pacific yard; Franklin Street ahead; siding for Warnick Lumber Yard and other industries on left; siding to freight house on right. Other subject categories: Track-Rail, track-Switch, Right-of-Way, Switchstand

Northern Pacific mainlines at Eagle Gorge, Washington, circa 1959. Looking down from mountain on old and new mainlines during construction of Howard Hanson Dam. Photo by J.M. Fredrickson collection. Other Subject Classes: track,

Northern Pacific tracks at Martin, Washington, in February 1945. View down track toward east portal of Stampede Tunnel, in snow. Photo by J.M. Fredrickson . Other Subject Classes: track, tunnel, mountains

Northern Pacific tracks at Nisqually, Washington, in June 1967. Looking south from locomotive cab down mainline, temporary "shoo-fly" to accommodate new I-5 overpass construction. Photo by J.M. Fredrickson . Other Subject Classes: track, detour

Northern Pacific wye track switch at Easton, Washington, on April 1, 1987. This wye track is used to turn locomotives and snow plows on the 1st subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: track, wye.

Northern Pacific wye track switch at Easton, Washington, on April 1, 1987. This wye track is used to turn locomotives and snow plows on the 1st subdivision of the Tacoma division. Photo by GJ Werkema. Other subject classes: track, wye.