The book provides an overview of the six major Rocky Mountain narrow gauge railroads, the Denver & Rio Grande, Otto Mears short lines, South Park & Pacific, the Florence & Cripple Creek, the Uintah and the Rio Grande. Good condition. DW has shelf wear and rubbing. Corners bumped. 4th Printing 1964 Howell-North. 224pp.   W3F-1T5-1IA