| year of publication | ISBN | author(s) | title |
|---|
| 1974 | 978-0-913582-09-1 | R. A LeMassena | Rio Grande ... to the Pacific! |
| 1975 | 978-0-913582-12-1 | Robert Sloan · Carl A. Skowronski | Rainbow Route |
| 1976 | 978-0-913582-15-2 | Frank L Wentworth | Aspen on the Roaring Fork: An illustrated history of Colorado's "Greatest Silver Camp " |
| 1979 | 978-0-913582-26-8 | Robert A. Le Massena | Articulated Steam Locomotives of North America |
| 1982 | 978-0-913582-48-0 | David S. Digerness | The Mineral Belt. Volume III - Georgetown - Mining - Colorado Central Railroad |
| 1994 | 978-0-913582-58-9 | Russ Collman · Dell McCoy | R.G.S. Story: 004 |
| 1996 | 978-0-913582-61-9 | Dell A McCoy | The R.G.S. Story, Vol. V - Rico and the Mines |
| 1999 | 978-0-913582-67-1 | Don Robertson · Morris Cafky | Denver's Street Railways, Vol. 1: 1871-1900 - Not an Automobile in Sight |
| '' | 978-0-913582-68-8 | Rodger Polley | Uintah Railway Pictorial: Mack to Atchee |
| 2002 | 978-0-913582-72-5 | Allen C. Lewis | Florence & Cripple Creek Railroad: Forty miles to fortune: a history of the fabulous narrow-gauge Florence & Cripple Creek Railroad and America's ... region...the amazing Cripple Creek District |