Manitou & Pike's Peak Cog Railway steam locomotive number 3 at Pike's Peak, Colorado, circa 1950. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, passenger train.

Builder photo of Construction Number 1194 showing right side of Manley, Moore Lumber Company 50 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in February 1910. This locomotive was used for logging near Fairfax, Washington. Photograph by Schauble.

Builder photo of right side of Construction Number 1474 showing Mark H. Brown Lumber Company 36 Ton, Two Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, February 1923.This locomotive was used for logging near Fontana, North Carolina. Photograph by Schauble.

Marysville & Northern Railway Company 0-4-0 steam locomotive number 2 at Sedro Woolley, Washington circa 1932. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, logging locomotive.

May Creek Logging Company two-truck Climax steam locomotive number 2, circa 1925, pushing a cut of loaded log cars on its line near Renton, Washington. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, logging locomotive, trestle bridge.

Mayo Lumber number 3, a Shay class steam locomotive at British Columbia Forest Discovery Centre in Duncan, British Columbia, on July 12, 1990. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive

Mayo Lumber number 3, a Shay class steam locomotive at British Columbia Forest Discovery Centre in Duncan, British Columbia, on July 12, 1990. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive

McCloud River Railroad (MR) steam locomotive 25, a 2-6-2, in the shop at McCloud, California, undated. Other Subject Classes: Locomotive-Steam

Builder's photo of McCloud River Railroad Baldwin 2-6-2 steam locomotive number 10 (construction number 18674, built in 1901) at Philadelphia, Pennsylvania. Photo by Baldwin Locomotive Works, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, builder's photo.

Builder's photo of McCloud River Railroad Baldwin 2-6-2 steam locomotive number 11 (construction number 23875, built in 1904) at Philadelphia, Pennsylvania. Photo by Baldwin Locomotive Works, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, builder's photo.