Builder photo of Construction Number 1302 showing right side of Green River Lumber Company 23 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, July 1914. This locomotive was used for logging near Dmemphis, Tennessee. Photograph by Schauble.

Builder's photo of Green River Lumber Company steam locomotive number 1, a geared, two-truck Heisler, parked at the Erie, Pennsylvania factory, in 1926. Photo by Heisler Company, J.M. Fredrickson Collection. Other Subject Classes: steam locomotive, geared locomotive.

Builder photo of Construction Number 1498 showing right side of Greenleaf Lumber Company 50 Ton, Two Truck Heisler Geared Steam Locomotive Number 1 at Erie, Pennsylvania, February 1924. This locomotive was used for logging near Greenleaf, Washington. Photograph by Schauble.

Builder photo of Construction Number 1458 showing right side of Greenwood Logging Company 63 Ton, Two Truck Heisler Geared Steam Locomotive Number 5 at Erie, Pennsylvania, July 1922. This locomotive was used for logging near Aberdeen, Washington. Photograph by Schauble.

Builder photo of Construction Number 1491 showing right side of Greenwood Logging Company 80 Ton, Three Truck Heisler Geared Steam Locomotive Number 7 at Erie, Pennsylvania, February 1923. This locomotive was used for logging near Aberdeen, Washington. Photograph by Schauble.

Builder photo of Construction Number 1283 showing right side of Grogan Manufacturing Company 36 Ton Two Truck Heisler Geared Steam Locomotive Number 3 "Sybil" at Erie, Pennsylvania, May 1913. This locomotive was used for logging near Gladstell, Texas. Photograph by Schauble.

Builder photo of Construction Number 1389 showing right side of Gulledge Lumber Company 40 Ton, Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania, April 1919. This locomotive was used for logging near Mendenhall, Mississippi. Photograph by Schauble.

Builder photo of Construction Number 1169 showing right side of G.W. Sims Company 20 Ton Two Truck Heisler Geared Steam Locomotive Number 2 at Erie, Pennsylvania in September 1909. This locomotive was used in logging near Darling, Mississippi. Photograph by Schauble.

Builder photo of Construction Number 1227 showing right side of H.A. Holmes 20 Ton Two Truck Heisler Geared Steam Locomotive Number 5 at Erie, Pennsylvania, April 1911. It is not known where this locomotive was used or for what purpose. Photograph by Schauble.

Builder photo of Construction Number 1192 showing right side of Hackley, Phelps, Bonnell Company 50 Ton Two Truck Heisler Geared Steam Locomotive Number 6 at Erie, Pennsylvania, February 1910. This locomotive was used in logging near Hackley, Wisconsin. Photograph by Schauble.