Photograph of T&P train #617 moving in Queen City, Texas with a faint plume of smoke rising from the engine. Written underneath the image are "Queen City, Texas Dec 1937" and "H. K. Vollrath."
Vollrath, H. K.
[T&P Train #617],
accessed March 5, 2020),
University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu;
crediting The Grace Museum.