Simple Sleeper. The more than decade long restoration of Denver and Rio Grande Railroad (D&RG) 470 (Pullman narrow gauge Tourist-Sleeper Car, 1889) is nearing completion at the Pike's Peak Trolley Museum in Colorado Springs, CO for the Cumbres and Toltec Scenic Railroad. As seen on Monday, August 31, 2020, the reconstruction of the interior is substantially complete and the car will soon be returned to the C&T for service.