On this page you can find the documentation from ATHEARN N sorted on the first article number that is on the manual.
| 11800 | Challenger 4-6-6-4 undecorated Clinchfied version (PDF) |
| 11801 | Challenger 4-6-6-4 undecorated UP/RIO Grande version (PDF) |
| 11802 | Challenger 4-6-6-4 UP 3985 Fan trip version (PDF) |
| 11803 | Challenger 4-6-6-4 Denver & Rio Grande Western 3802 (PDF) |
| 11804 | Challenger 4-6-6-4 Clinchfield 670 with single stack (PDF) |
| 11805 | Challenger 4-6-6-4 UP 3943 Coal & Smoke Deflectors (PDF) |
| 11806 | Challenger 4-6-6-4 UP 3977 Two Tone Gray with Oil Tender (PDF) |
| 11807 | Challenger 4-6-6-4 Clinchfield 672 with single stack (PDF) |
| 11808 | Challenger 4-6-6-4 Undecorated Union Pacific Late (PDF) |
| 11809 | Challenger 4-6-6-4 Denver & Rio Grande Western 3804 (PDF) |
| 11810 | Challenger 4-6-6-4 UP 3964 All Black Coal (PDF) |
| 11811 | Challenger 4-6-6-4 UP 3975 Two Tone Gray with Oil Tender (PDF) |
| 11812 | Challenger 4-6-6-4 UP 3958 All Black Coal (PDF) |
| 11813 | Challenger 4-6-6-4 UP 3983 Two Tone Gray with Oil Tender (PDF) |
| 11823 | BIG BOY 4-8-8-4 4006 |