Somers Lumber Company Steam Locomotive Number 4 at Somers, Montana, 1937. Photo by Ron Nixon.

Somers Lumber Company Steam Locomotive Number 2 locomotive, Shay, at Somers, Montana, 1940.

Somers Lumber Company Steam Locomotive Number 2 with freight train, Shay, at Somers, Montana, 1939.

Great Northern steam locomotive Class S-2, a Porter 0-4-0, fireless (powered by compressed air) at Somers, Montana. From the David Emerson Collection, a John Henderson photo taken in July 21, 1981.

Great Northern steam locomotive Class S-2, a Porter 0-4-0, fireless (powered by compressed air) at Somers, Montana. From the David Emerson Collection, a Johm Henderson photo taken in July 21, 1981.