William "Billy" Westall was a train engineer for the Denver South Park & Pacific Railroad who made a steep sacrifice to protect the train passengers under his charge.

References:

Author unknown. (1898, August 29). Faithful Engineer. The Colorado Daily Chieftain. 5.

Author unknown. (1898, August 30). Hero of the Rail. The Herald Democrat. 2.

Author unknown. (1898, August 30). Tell Her I Always Loved Her. The Rocky Mountain News. 10.

Author unknown. (1898, August 31). Westall Died Like a Hero. The Rocky Mountain News. 8.

Author unknown. (1898, October 18). Monument in Memory of an Engineer Hero. The Rocky Mountain News. 10.

Roeder, M. (1998). The Story of Billy Westall and the Westall Monument. Historically Jeffco. https://historicjeffco.files.wordpress.com/2012/11/98westall.pdf

Klinger, T. and Klinger, F. (2007). C&S Platte Canyon Memories & Then Some. Tom Klinger.

McCoskey, S. (2012, March 19). William G. “Billy” Westall. Find A Grave. https://www.findagrave.com/memorial/87039567/william-g-westall

Walden, S. (2019, August 28). Billy Westall of the Denver, South Park, and Pacific Railroad. Colorado Railroads. http://www.corailroads.com/2019/08/billy-westall-of-denver-south-park.html

U.S. Department of Agriculture. The Denver, South Park, and Pacific Railroad History.