Builder's photo of Wenatchee Valley & Northern Railroad two-truck Heisler steam locomotive number 103 at Erie, Pennsylvania, circa 1925. Photo from J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive, builder's photo

Waterville Railway Steam Locomotive Number 949, Class E-13, undated.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on August 11, 1974, with Joseph B. Sullivan, Jim's brother-in-law, in the cab. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on August 11, 1974, with Joseph B. Sullivan, Jim's brother-in-law, in the cab Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, in August 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Washington, Idaho & Montana Railway Company Alco 4-6-0 steam locomotive number 1 (construction number 40674, built in 1906) on display at Potlatch, Idaho, on April 13, 1965. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Builder photo of Construction Number 1547 showing right side of 36 inch gauge Warren-Lamb Lumber Company 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 42 at Erie, Pennsylvania, April 1927. This locomotive was used for logging near Rapid City, South Dakota. Photograph by Schauble.

Builder's photo of Walville Lumber Company two-truck Heisler steam locomotive number 4 at Erie, Pennsylvania, circa 1920. Photo by Heisler Company, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive, logging locomotive.