Builder photo of Construction Number 1269 showing right side of Sugar Pine Railway 52 Ton Two Truck Heisler Geared Steam Locomotive Number 4 at Erie, Pennsylvania, November 1912. This company was controlled by the Standard Lumber Company and the locomotive was used for logging near Standard, California. Photograph by Schauble.

Builders photo of Construction Number 1396 showing right side of Stimson Veneer and Lumber Company 32 Ton, Two Truck Heisler Geared Steam Locomotive Number 15 at Erie, Pennsylvania, June 1919. This locomotive was used for logging near Eagle Nest, Mississippi. Photograph by Schauble. Photograph by Schauble.

Builder photo of Construction Number 1329 showing right side of Stimson Veneer and Lumber Company 26 Ton Two Truck Heisler Geared Steam Locomotive Number 11 at Erie, Pennsylvania, February 1916. This locomotive was used for logging near Mellwood, Arkansas. Photograph by Schauble.

Builder photo of Construction Number 1093 showing right side of Stillwater Lumber Company 22 Ton Two Truck Heisler Geared Steam Locomotive Number 101 at Erie, Pennsylvania in August 1906. This locomotive was used for logging at Little Falls (Vader), Washington. Photograph by Schauble.

Builder photo of Construction Number 1530 showing right side of Stearns Coal and Lumber Company 55 Ton, Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, April 1926. This locomotive was used for mining coal and logging near Stearns, Kentucky. Photograph by Schauble.

Builder photo of Construction Number 1090 showing right side of Standard Railway and Timber Company 52 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania in March 1906. This locomotive was used for logging at Hazel, Washington. Photograph by Schauble.

Builder photo of Construction Number 1196 showing right side of Standard Lumber Company, Limited 32 Ton Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, March 1910. This locomotive was used for logging near Cranbrook, British Columbia. Photograph by Schauble.

Builders photo of Construction Number 1579 showing right side of Standard Fruit Railroad 65 Ton, Two Truck Heisler Geared Steam Locomotive Number 38 at Erie, Pennsylvania, February 1929. This locomotive operated near La Ceiba, Honduras. Photograph by Schauble.

Builder photo of Construction Number 1504 showing right side of Speer-Harris Lumber Company 32 Ton, Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, April 1924. This locomotive was used for logging near Norfleet, Florida. Photograph by Schauble.

Builder photo of Construction Number 1540 showing right side of Southwest Lumber Company 70 Ton, Three Truck Heisler Geared Steam Locomotive Number 3 at Erie, Pennsylvania, January 1927. This locomotive was used for logging near Alamogordo, New Mexico. Photograph by Schauble.