[Willson, E.P.] Historically Significant Album with 96 Original Gelatin Silver Photographs of Construction of the Burlington Route of Chicago, Burlington & Quince Railroad between Wind River Canyon and Wendover in Wyoming in the 1910s, Showing Railway Tracks, Machinery (File Drivers, Steam Shovels, Grading Machines), Trestle Under Construction, Engineers, North Platte River Ranches, Wyoming Scenery, &c. Ca. 1910s.