Builder photo of Construction Number 1296 showing right side of Cairo, Truman and Southern Railroad 42 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, March 1914. This locomotive was used for logging near Truman, Arkansas. Photograph by Schauble.

Builder photo of Construction Number 1326 showing right side of Cairo, Truman and Southern Railroad 24 Ton Two Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, March 1916. This locomotive was used for logging near Truman, Arkansas. Photograph by Schauble.

Builder photo of Construction Number 1392 showing right side of Cairo, Truman and Southern Railroad 47 Ton, Two Truck Heisler Geared Steam Locomotive Number 8 at Erie, Pennsylvania, April 1919. This locomotive was used for logging near Truman, Arkansas. Photograph by Schauble.

Builder photo of Construction Number 1131 showing right side of Campbell Lumber Company 37 Ton Two Truck Heisler Geared Steam Locomotive Number 3 "Dorothy" at Erie, Pennsylvania in October 1907. This locomotive was used for logging at Redmond, Washington. Photograph by Schauble.

Builder photo of Construction Number 1310 showing right side of Canal Lumber Company 40 Ton Two Truck Heisler Geared Steam Locomotive Number 2 "Jack" at Erie, Pennsylvania, January 1915. This locomotive was used for logging near Benmore, Mississippi. Photograph by Schauble.

Builder photo of Construction Number 1422 showing right side of Capilano Timber Company, Limited 53 Ton, Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, January 1920. This locomotive was used for logging near North Vancouver, British Columbia. Photograph by Schauble.

Builder photo of Construction Number 1142 showing left side of C.C. Mengel and Brothers 28 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in May 1908. This 36 inch gauge locomotive was used for logging in Belize (British Honduras) and is also listed as being used in Mexico. Photograph by Schauble.

Builders photo of Construction Number 1408 showing right side of C.E. Mayerhoff Lumber Company 22 Ton, Two Truck Heisler Geared Steam Locomotive Number 7 at Erie, Pennsylvania, October 1919. This locomotive was used for logging near Leeds, Alabama. Photograph by Schauble.

Builders photo showing right side of 36 inch gauge Central Iron and Coal Company 28 Ton, Two Truck Heisler Geared Steam Locomotive Number 5 at Erie, Pennsylvania, 1929. This locomotive was used for mining coal near Kellerman, Alabama.

Builder photo of Construction Number 1143 showing right side of Champion Fibre Company 21 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania in August 1908. This 36 inch gauge locomotive was used for logging at Canton, North Carolina. Photograph by Schauble.

Builder photo of Construction Number 1350 showing right side of Champion Sulphite Pulp and Paper Company 63 Ton Two Truck Heisler Geared Steam Locomotive Number 8 at Erie, Pennsylvania, February 1917. This company was cotrolled y the Champion Paper Company and this locomotive was used for logging near Carthage, New York. Photograph by Schauble.

Builder photo of Construction Number 1177 showing right side of Charles Estes 20 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, February 1910. This locomotive was used in logging near Sledge, Mississippi. Photograph by Schauble.

Builder photo of Construction Number 1259 showing right side of Charles Estes 23 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, August 1912. This locomotive was used in logging near Sledge, Mississippi. In an enlargement of the photograph it appears the builders plate shows construction number 1260. Photograph by Schauble.

Builder photo of Construction Number 1279 showing right side of 36 inch gauge Chemical and Helvetia Railroad 32 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, May 1913. This company was controlled by the Buckhannon Chemical Company and the locomotive was used for logging near Selbyville, West Virginia. The wood was used to make charcoal, acetate of lime and wood alcohol. Photograph by Schauble.

Builder photo of Construction Number 1348 showing right side of 36 inch gauge Chemical and Helvetia Railroad 32 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, September 1916. This company was controlled by the Buckhannon Chemical Company and the locomotive was used for logging near Selbyville, West Virginia. The wood was used to make charcoal, acetate of lime and wood alcohol. Photograph by Schauble.

Builder photo of Construction Number 1387 showing right side of Chicago Mill and Lumber Company 22 Ton, Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, January 1919. This locomotive was used for logging near Helena, Arkansas. Photograph by Schauble.

Builders photo of Construction Number 1565 showing right side of Cia Maderera de Durango (Durango Lumber Company) 80 Ton Three Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, August 1928. This locomotive was used for logging near El Salto, Mexico. Photograph by Schauble.

Builder photo of Construction Number 1555 showing right side of Clearwater Timber Company 90 Ton, Three Truck Heisler Geared Steam Locomotive Number 91 at Erie Pennsylvania, December 1927 This locomotive was used for logging near Lewiston, Idaho. Photograph by Schauble.

Builders photo of Construction Number 1574 showing right side of Clemons Logging Company 90 Ton, Three Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, November 1928. This locomotive was used for logging near Melbourne, Washington. Photograph by Schauble.

Builder's photo of Colorado & Wyoming Railway Baldwin 2-8-0 steam locomotive number 3 at the locomotive works in Philadelphia, Pennsylvania, circa 1900. Photo by Baldwin Locomotive Works, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, builder's photo.

Colorado and Southern Railway steam locomotive 330 builder's photo at Philadelphia, Pennsylvania in 1903. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, builder's photo

Colorado and Southern Railway steam locomotive 373 builder's photo at Philadelphia, Pennsylvania in 1922. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, builder's photo

Colorado and Southern Railway steam locomotive 649 builder's photo at Philadelphia, Pennsylvania in 1906. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, builder's photo

Builder's photo of Columbia River Belt Line steam locomotive Skookum at Philadelphia, Pennsylvania, in 1910. Articulated locomotive Skookum at Baldwin factory after conversion to oil and sale to the Columbia River Belt Line. Photo by Baldwin Locomotive Works, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive.

Builder photo of Construction Number 1232 showing right side of Columbia River Lumber Company, Limited 62 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, August 1911. This locomotive was used for logging near Golden, British Columbia. Photograph by Schauble.

Builder photo of Construction Number 1243 showing right side of Columbia River Lumber Company, Limited 60 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, January 1912. This locomotive was used for logging near Golden, British Columbia. Photograph by Schauble.

Builder photo of Construction Number 1244 showing right side of Comox Logging and Railway Company 62 Ton Two Truck Heisler Geared Steam Locomotive Number 5 at Erie, Pennsylvania, January 1912. This locomotive was used for logging near Headquarters, British Columbia. Photograph by Schauble.

Builder photo of Construction Number 1275 showing right side of Coney Lumber Company 42 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, March 1913. This locomotive was used for logging near Baxterville, Mississippi. Photograph by Schauble.

Builder photo of Construction Number 1151 showing right side of Corvallis and Alsea River Railway 42 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania in August 1909. This locomotive was used for logging out of Corvallis, Oregon. Photograph by Schauble.

Builder photo of Construction Number 1224 showing right side of Cox and Barrow 18 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, April 1911. Where this locomotive was used is unknown. Photograph by Schauble.