Reference Details for The DH 4 / DH 9 File
| Title | The DH 4 / DH 9 File |
| Authors | Sturtivant, Page |
| Publisher | Air-Britain |
| Year | 1999 |
| Types Covered | DH-4, DH-9, DH-9A, D.H. 4, D.H. 9, D.H. 9A |
| Cockpit Details | |
| Wheel Well Details | |
| Other Details | |
| Cutaway Drawings | |
| Multiview Drawings | |
| Generic Camouflage Patterns | |
| Generic Markings Patterns | |
| Specific Markings Profiles | |
| Notes |