Builder photo of right side of Construction Number 1490 showing Oakland Lumber Company 32 Ton, Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, March 1923. This locomotive was used for logging near Orgas, West Virginia. Photograph by Schauble.

Oahu Railway & Land Company steam locomotive number 6 in 1979. Number 6, a narrow gauge Baldwin 0-4-2T built in May 1889, on display at the Hawaiian Railway Society Museum on Oahu. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Oahu Railway & Land Company steam locomotive number 6 in 1979. Number 6, a narrow gauge Baldwin 0-4-2T built in May 1889, on display at the Hawaiian Railway Society Museum on Oahu. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Oahu Railway & Land Company steam locomotive number 6 in 1979. Number 6, a narrow gauge Baldwin 0-4-2T built in May 1889, on display at the Hawaiian Railway Society Museum on Oahu. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

New York Central boxcar 29272 at Bellingham, Washington in or near the Great Northern yard. Other subject categories: Car-Freight, Car-Box, Freight

New York Central boxcar 176060 at Bellingham, Washington in or near the Great Northern yard. Other subject categories: Car-Freight, Car-Box, Freight

NWX refrigerator car 2526 at Bellingham, Washington, in freight train north of Squalicum Creek; Olympic Portland Cement Company dock in background. Other subject categories: Car-Freight, Car-Reefer, Freight

Builder photo of Construction Number 1200 showing left side of Nusbaum Chemical Company 18 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in March 1910. This locomotive was used for logging near Bradford, Pennsylvania and the wood was used to make wood alcohol, acetate of lime and charcoal. Photograph by Schauble.

Northwestern Rail Equipment Passenger Car 735 at Wenatchee, Washington, April 4, 1987, Northwestern Rail Equipment 735, former Great Northern maintenance of way car, former Great Northern diner. Other subject classes: Passenger car

Northwestern Rail Equipment Passenger Car 735 at Wenatchee, Washington, April 4, 1987, Northwestern Rail Equipment 735, former Great Northern maintenance of way car, former Great Northern diner. Other subject classes: Passenger car

Northwestern Rail Equipment Passenger Car 735 at Wenatchee, Washington, April 4, 1987, Northwestern Rail Equipment 735, former Great Northern maintenance of way car, former Great Northern diner. Other subject classes: Passenger car

Northwestern Pacific Railroad (NWP) diesel locomotive, at Tiburon, California, August 12, 1951, an overhead view. Photo taken by D.A. Strawn. Other Subject Classes: Locomotive-Diesel

Northwestern Pacific Railroad (NWP) caboose 6063 with switch engine at Tiburon, California, August 12, 1951, an overhead view. Photo taken by D.A. Strawn. Other Subject Classes: Caboose

Caboose NWP 37 at Tiburon, California, August 12, 1951. Photo taken by D.A. Strawn. Other Subject Classes: Caboose

Northwestern Logging Company three-truck Shay steam locomotive number 1 pauses with a loaded log train on a trestle near Kerriston, Washington circa 1925. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive, log train.

Northwestern Logging Company three-truck Shay steam locomotive number 1 pauses with a loaded log train on a trestle near Kerriston, Washington circa 1925. J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive, log train.

Builder photo of Construction Number 1447 showing right side of 45 1/4 inch gauge Northern Redwood Lumber Company 40 Ton, Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in January 1921. This locomotive was used for logging near Korbel, California. Photograph by Schauble.

Builder photo of Construction Number 1193 showing right side of Northern Redwood Lumber Company 36 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in February 1910. This locomotive was unusual as it was built to a gauge of 45 1/4 inches and was used for logging at Korbel, California. It was later changed to standard gauge. Photograph by Schauble.

Builder photo of Construction Number 1113 showing right side of Northern Redwood Lumber Company 36 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania in January 1907. This locomotive was unusual as it was built to a gauge of 45 1/4 inches and was used for logging at Korbel, California. It was later changed to standard gauge in 1921. Photograph by Schauble.

Northern Pacific workers at McGinness Ranch, Washington Territory, circa 1887. Track workers and children, work train cars, velocipede, mainline. Fredrickson collection. Other Subject Classes: railroad employee, outfit car, people, track, velocipede

Northern Pacific work train at Tacoma, Washington, in 1889. American-Standard-type steam locomotive heads train of construction cars, railroad workers observe activity. J.M. Fredrickson Collection. Other Subject Classes: work train, steam locomotive, railroad crew

Northern Pacific 59-foot, steel wood chip car number 582678 in a train at Pasco, Washington, on June 23, 1983. The car is part of the 582650-582749 number series. Photo by GJ Werkema. Other subject classes: freight car, steel wood-chip car

Northern Pacific 59-foot, steel wood chip car number 582649 in a yard at Albuquerque, New Mexico, on October 1, 1995. The car is part of the 582500-582649 number series. Photo by GJ Werkema. Other subject classes: freight car, steel wood-chip car

Northern Pacific 59-foot, steel wood chip car number 582649 in a yard at Albuquerque, New Mexico, on October 1, 1995. The car is part of the 582500-582649 number series. Photo by GJ Werkema. Other subject classes: freight car, steel wood-chip car

Northern Pacific 59-foot, steel wood chip car number 582630 in a yard at Newcastle, Wyoming, on September 11, 1999. The car is part of the 582500-582649 number series. Photo by GJ Werkema. Other subject classes: freight car, steel wood-chip car

Northern Pacific 59-foot, steel wood chip car number 582599 on a siding at Priest River, Idaho, on September 11, 1990. The car is part of the 582500-582649 number series. Photo by GJ Werkema. Other subject classes: freight car, steel wood-chip car