| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Northwestern Pacific Railroad | 978-O-7385-3121-2 (O-7385-3121-9) | 2006 | Fred Codoni · Paul C. Trimble · Historical Society |
N.P. · N.R. · Northwestern Pacific Railroad Historical Society · P R
Northwestern Pacific Railroad Historical Society