Simpson Timber Company Diesel Locomotive Number 1200 at Camp Grisdale, Washington in 1990.

Simpson Timber Company Diesel Locomotive Number 1200 at Camp Grisdale, Washington in 1990.

Simpson Timber dynamic brake equipped type SW 1200 #1200 at Shelton in 1976. Photograph by Alden Raney. Other subject classes: Locomotive-Diesel.

Simpson Timber Company Diesel Locomotive Number 1201 at Shelton, Washington in 1990.

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28, at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28 at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28 at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pushes a tourist train at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, at Jamestown, California, on June 28, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. FredricksonOther Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Builder photo of Construction Number 1036 showing right front side of California 50 Ton Two Truck Heisler Geared Steam Locomotive Number 9 at Erie, Pennsylvania in December 1899. Some of the early models were built with a water tank over the boiler. Photograph by Schauble.

Builder photo of Construction Number 1036 showing right side of Sierra Railway Company of California 50 Ton Two Truck Heisler Geared Steam Locomotive Number 9 at Erie, Pennsylvania in December 1899. Some of the early models were built with a water tank over the boiler. Photograph by Schauble.

Photo from the side of outside frame truck for Heisler narrow gauge geared locomotive at Erie, Pennsylvania. Photograph by Schauble.

Photo from the side of outside frame truck for Heisler narrow gauge geared locomotive at Erie, Pennsylvania. Photograph by Schauble.

Left side view photo of a Heisler two truck locomotive with a "I" beam type frame with motor installed and waiting for the boiler at Erie, Pennsylvania. Photograph by Schauble.

Right side view photo of a Heisler two truck locomotive with a diamond type frame being assembled with motor installed and waiting for the boiler at Erie, Pennsylvania. Photograph by Schauble.

Right side view photo of a Heisler three truck locomotive with a diamond type frame with motor installed and waiting for the boiler at Erie, Pennsylvania. Photograph by Schauble.

Right side view photo from the rear of a Heisler three truck locomotive with a diamond type frame with motor installed and waiting for the boiler at Erie, Pennsylvania. Photograph by Schauble.

Right side view photo of a Heisler three truck locomotive with a diamond type frame with motor installed and waiting for the boiler at Erie, Pennsylvania. Photograph by Schauble.

Builder photo of Construction Number 1241 showing right side of Shubuta and South Western Railroad 32 Ton Two Truck Heisler Geared Steam Locomotive Number 6 at Erie, Pennsylvania, January 1912. This railroad was controlled by the Brownlee Lumber Company and was used for logging near Shubuta, Mississippi. Photograph by Schauble.

SHPX tank car 6 at Bellingham, Washington in or near Great Northern yard; photograph sequence TRWahl0350-0349. Other subject categories: Car-Freight, Car-Tank, Freight

SHPX tank car 5976 at Bellingham, Washington. Penn Salt, photograph taken in or near the Great Northern yard. Other subject categories: Car-Freight, Car-Tank, Freight

SHPX tank car 3746 at Bellingham, Washington. Penn Salt, photograph taken in or near the Great Northern yard; photograph sequence TRWahl0194, 0200-0201. Other subject categories: Car-Freight, Car-Tank, Freight

SHPX tank car 3346 at Bellingham, Washington. "Hooker", "Tacoma, Wash.", "Hooker Chemicals Plastics" on car, photograph taken in or near the Great Northern yard. Other subject categories: Car-Freight, Car-Tank, Freight

SHPX tank car 192 at Bellingham, Washington in or near Great Northern yard. Other subject categories: Car-Freight, Car-Tank, tank car