Denver Leadville & Gunnison Railroad
Baldwin Locomotive Works no. 4919
191, which is the oldest locomotive in the state, was built originally for the Denver South Park & Pacific, sold to the Wisconsin Lumber Co. in 1902, and returned to Colorado by the museum in 1972 [GPL].
Other views of 191
Colorado Railroad Museum Guide to Exhibits. Golden, Colorado, 2006.
The Colorado Railroad Museum