Chicago, Milwaukee, St. Paul & Pacific Railroad Company rotary snow plow number X900211, undated. Milwaukee Road rotary snow plow No. X900211 parked at an engine terminal. Photo by J.M. Fredrickson. Other Subject Classes: rotary snow plow.

Chicago, Milwaukee, St. Paul & Pacific Railroad Company wedge snow plow number X900109 at St. Maries, Idaho, in 1968. Milwaukee Road wedge snow plow X900109 parked at St. Maries in 1968. Photo by J.M. Fredrickson. Other Subject Classes: wedge snow plow .

Comox Logging and Railway Company (COMOX) Hand Car at Nanaimo Lakes, British Columbia, undated

Comox Logging and Railway Company (COMOX) Side Dumper at Ladysmith, British Columbia, undated

Comox Logging and Railway Company (COMOX) Snow Plow at Ladysmith, Colorado, undated

Comox Logging and Railway Company (COMOX) Water Car at Ladysmith, British Columbia, undated

Comox Logging and Railway Company (COMOX) Water Car at Nanaimo Lakes, British Columbia, undated

Great Northern ballast plow X1710 Bellingham, Washington in a train north of Squalicum Creek; Olympic Portland Cement Company dock in background; photograph sequence TRWahl0357-0354. Other subject categories: Plow-Ballast, Industrial Buildings, MOW

Great Northern ballast plow X1710 Bellingham, Washington in a train north of Squalicum Creek; Olympic Portland Cement Company dock in background; photograph sequence TRWahl0357-0354. Other subject categories: Plow-Ballast, Caboose, MOW, Car-Gondola

Great Northern ballast plow X1710 Bellingham, Washington in a train north of Squalicum Creek; Olympic Portland Cement Company dock in background; photograph sequence TRWahl0357-0354. Other subject categories: Plow-Ballast, , MOW