| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1994 | 978-1-884650-00-0 | Richard C. Barrett ยท Joseph Gross | Illustrated Encyclopedia of Railroad Lighting: The Railroad Lantern |
| 978-1-884650-01-7 | The Illustrated Encyclopedia of Railroad Lighting: Vol. 2 - The Railroad Signal Lamp | ||
| 2000 | 978-1-884650-10-9 | Joseph Gross | Railroads of North America |