Builder photo of Construction Number 1258 showing right side of Trout Creek Logging Company, Limited 26 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, July 1912. This locomotive was used for logging near Trout Creek, Ontario. Photograph by Schauble.

Builder photo of Construction Number 1168 showing right side of Union Lumber Company 50 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania in August 1909. This locomotive was used in logging at Union Mills, Washington. Photograph by Schauble.

Builder photo of Construction Number 1529 showing right side of 42 inch gauge United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 19 at Erie, Pennsylvania, May 1926. This locomotive was used for mining coal near Farmersburg, Indiana. Photograph by Schauble.

Builders photo showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 20 at Erie, Pennsylvania, 1928. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builders photo showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 21 at Erie, Pennsylvania, 1928. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builders photo showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 22 at Erie, Pennsylvania, 1929. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builders photo of Construction Number 1585 showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 23 at Erie, Pennsylvania, August 1929. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builders photo showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 24 at Erie, Pennsylvania, 1929. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builders photo showing right side of United Electric Coal Companies 42 Ton, Two Truck Heisler Geared Steam Locomotive Number 25 at Erie, Pennsylvania, 1929. This locomotive was used for mining coal near Pyatts, Illinois. Photograph by Schauble.

Builder photo of Construction Number 1214 showing right side of 36 inch gauge United Engineering and Construction Company 26 Ton Two Truck Heisler Geared Steam Locomotive Number 14 at Erie, Pennsylvania, February 1911. This locomotive was used in work on the barge canal at Lockport, New York. Photograph by Schauble.

Builder photo of Construction Number 1373 showing right side of United States Army Signal Corps 36 Ton, Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, May 1918. This locomotive was provided to the Warren Spruce Company for the logging of spruce logs to provide lumber for military aircraft and was used at Yaquina, Oregon. Photograph by Schauble.

Builder photo of Construction Number 1377 showing right side of United States Army Signal Corps 47 Ton, Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, June 1918. This locomotive was provided to the Airplane Spruce & Lumber Company for the logging of spruce logs to provide lumber for military aircraft and was used at Hoquiam, Washington. Photograph by Schauble.

Builder photo of Construction Number 1248 showing right side of Vance Lumber Company 50 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, February 1912. This locomotive was used for logging near Elma, Washington. Photograph by Schauble.

Builder photo of Construction Number 1466 showing right side of 42 inch gauge Vanderbilt Coal and Coke Company 24 Ton, Two Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, September 1922. This locomotive was used for mining coal near Connellsville, Pennsylvania. Photograph by Schauble.

Builder photo of Construction Number 1548 showing right side of 48 inch gauge Vera Pocahontas Coal Company 25 Ton, Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, March 1927. This locomotive was used for coal mining near Iaeger, West Virginia. Photograph by Schauble.

Builder photo of Construction Number 1238 showing right side of W&B Railroad 32 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, 1911. No precise information has been found on this locomotive as construction number 1238 is shown in one list as belonging to a locomotive built for the Dehli, Baskin and Southwestern Railroad . Of note is that the locomotive does not have a builders plate. Photograph by Schauble.

Builder photo of Construction Number 1266 showing right side of Walville Lumber Company 62 Ton Two Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, October 1912. This locomotive was used for logging near Walville, Washington. 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.

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 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

Builder photo of Construction Number 1267 showing right side of Wenatchee Valley and Northern Railway 62 Ton Two Truck Heisler Geared Steam Locomotive Number 103 at Erie, Pennsylvania, October 1912. This company was controlled by the Lamb-Davis Lumber Company and the locomotive was used for logging near Leavenworth, Washington. Photograph by Schauble.

Builder photo of Construction Number 1365 showing right side of W.G. Mitchell Lumber Company 32 Ton Two Truck Heisler Geared Steam Locomotive Number 23 at Erie, Pennsylvania, September 1917. This locomotive was used for logging near Demopolis, Alabama. Photograph by Schauble.

Builder photo of Construction Number 1293 showing right side of W.H. Scott and Son 23 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, February 1914. This locomotive was used near Falcon, Mississippi. Photograph by Schauble. Photograph by Schauble.

Builder photo of Construction Number 1378 showing right side of Wheeler and Dusenbury Lumber Company 47 Ton, Two Truck Heisler Geared Steam Locomotive Number 7 at Erie, Pennsylvania, July 1918. This locomotive was operated by the Hickory Valley Railroad and was used for logging near Endeavor, Pennsylvania. Photograph by Schauble.

Builder photo of Construction Number 1357 showing right side of Wheeler Lumber Company 47 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, April 1917. This locomotive was not delivered to Wheeler but instead was diverted to John E. Dubois Lumber Company and used for logging at Lake, Mississippi. Photograph by Schauble.

Builders photo of Construction Number 1596 showing right side of White Pine Lumber Company 80 Ton, Three Truck Heisler Geared Steam Locomotive Number 105 "W.T. Bookhamer" at Erie, Pennsylvania, February 1930. This locomotive was used for logging near Bernalillo, New Mexico. Photograph by Schauble.

Builders photo of Construction Number 1569 showing right side of White River Lumber Company 90 Ton, Three Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, September 1928. This locomotive was used for logging near Enumclaw, Washington. Photograph by Schauble.

Builder photo of Construction Number 1328 showing right side of White Star Lumber Company 53 Ton Two Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, February 1916. This locomotive was used for logging near Whites, Washington. Photograph by Schauble.

Builder photo of Construction Number 1520 showing right side of Whitney Engineering Company 70 Ton, Three Truck Heisler Geared Steam Locomotive, No Number, at Erie, Pennsylvania, June 1925. Whitney was a locomotive dealer and this was purchased as a stock locomotive. Later it was sold to Kesterson Lumber Company as Number 2 and was used for logging near Dorris, California. Photograph by Schauble.

Builder photo of Construction Number 1324 showing right side of 36 inch gauge Wilderness Lumber Company 36 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, April 1916. This locomotive was used for logging near Nallen, West Virginia. Photograph by Schauble.