Northern Pacific Railroad Caboose Number 1240, circa 1914.

Northern Pacific Railroad Caboose at Martin, Washington in 1949-50.

Northern Pacific Railroad Caboose at Easton, Washington, circa 1925.

Northern Pacific mixed train number 594, South Bend-Centralia, stops near Raymond, Washington, on March 19, 1954. Passengers detrain and watch action on this final run. Photo by J.M. Fredrickson. Other Subject Classes: mixed train, station, caboose, passengers

Northern Pacific mixed train number 594, South Bend-Centralia, stops at the station at Raymond, Washington, on March 19, 1954. Passengers board rear of two cabooses added to accommodate extra passengers on this final run. Photo by J.M. Fredrickson. Other Subject Classes: mixed train, station, caboose, passengers

On board Northern Pacific mixed train number 591, Centralia-South Bend, at Dryad Jct., Washington, on March 19, 1954. Looking forward at caboose number 1315, combination car number 1195, and freight cars. Photo by J.M. Fredrickson. Other Subject Classes: mixed train, caboose, passenger car, freight car

Northern Pacific mixed train number 591, Centralia-South Bend, awaits departure at the station in Centralia, Washington, on March 19, 1954. On the rear of the train, combination car number 1195 is supplemented by two cabooses to accommodate the extra passengers making the train's final run, and passenger train number 408, Seattle-Portland stops on the adjoining track. Photo by J.M. Fredrickson. Other Subject Classes: mixed train, passenger car, caboose, passenger station

A Northern Pacific freight train with a wood caboose branches off the mainline at Black River and head for Renton and up the 11th subdivision, the Lake Washington Belt Line. Note the conductor with the order hoop on his arm. Photo by J.A. Turner. Other Subject Classes: freight train, wood caboose

A wood caboose brings up the rear of a Northern Pacific freight train in Seattle, Washington, circa 1935. The catenary for the Milwaukee Road electrification is at right. Photo by J.A. Turner. Other Subject Classes: freight train, wood caboose

A wood caboose brings up the rear of a long freight train beside Airport Way at Georgetown in Seattle, Washington, circa 1935. The catenary for the Milwaukee Road electrification is at right. Photo by J.A. Turner. Other Subject Classes: freight train, wood caboose