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 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 Eagle Gorge, Washington, on January 30, 1960. New yard and mainline part of line change due to new Howard Hansen Dam. Photo by J.M. Fredrickson . Other Subject Classes: railroad yard, track

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

Northern Pacific track at Bellingham, Washington, looking north along Northern Pacific main track from Kansas Street at south end of Northern Pacific yard; Grant Street at right parallel to yard tracks. Other subject categories: Track-Rail, Yard-Freight, Right-of-Way, Car-Box

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 track at Bellingham, Washington looking north along trestle to south end of downtown; Morse Hardware and Bellingham Herald buildings visible; Milwaukee Road roundhouse rear visible along with upper and lower connecting track. Other subject categories: Right-of-Way, Bridge-Trestle, Structure