File:Loading crew with Willamette donkey engine and a Simpson

File:Donkey engine and crew, Wynooche Timber Company, near Montesano, ca 1921 (KINSEY 1595).jpeg - Wikimedia Commons

Steam Workshop::wechidna

Willamette two speed steam donkey

Steam donkey engine and crew as seen from hill - North Olympic Heritage - Washington Rural Heritage

File:Loading crew with Willamette donkey engine and Simpson Logging Company's two-truck Shay locomotive no 2, Camp 2, near Matlock (KINSEY 1351).jpg - Wikimedia Commons

A Steam Donkey at 4th of July Creek - Yukon - Charley Rivers National Preserve (U.S. National Park Service)

Steam Donkey Logging

Steam donkey at the Scotia Museum, in Scotia, a redwood logging company town in northern California's Humboldt County Stock Photo - Alamy

File:Loading operation with donkey engines, spartree, flatcars, and water tanker car behind central donkey engine and railroad camp (KINSEY 519).jpeg - Wikimedia Commons

110 Logging locomotives of the united states Images: PICRYL - Public Domain Media Search Engine Public Domain Search

Boxoffice-March.15.1965

Loading crew with skeleton cars and donkey engine, camp 1, Simpson Logging Company, Mason County, ca 1924 (KINSEY 1687) - PICRYL - Public Domain Media Search Engine Public Domain Search

110 Logging locomotives of the united states Images: PICRYL - Public Domain Media Search Engine Public Domain Search

Willamette Steam Donkey - Logging II

Merchant Magazine - July 1981 by 526 Media Group - Issuu