Northern Pacific freight train with a wood caboose at Black River, Washington, circa 1941. Turner, James A. Cabooses (Railroads) Northern Pacific Railroad Company 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 circa 1941 1 photograph https://staging.atom.pnrarchive.org/northern-pacific-freight-train-with-a-wood-caboose-at-black-river-washington-circa-1941 WWANT079 eng Black River (Wash.) Please see Section VII of the [Pacific Northwest Railroad Archive Collection Management Policy](http://pnrarchive.org/PNRA%20Reproduction%20Policy/Pacific%20Northwest%20Railroad%20Archive%20Collection%20Management%20Policy.pdf) for further information on