Maker · data as of September 25, 2026William R Mason
2 aircraft on the U.S. register. The most recent registration was August 26, 2025.
Registrations by year
Aircraft newest first
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
| N479RD |
William R Mason XE290 |
Rotorcraft | Individual owner Tennessee |
None on file |
2025-08-26 |
Valid
|
| N694DS |
William R Mason SONEX |
Fixed-wing, single engine | Individual owner Tennessee |
None on file |
2022-09-15 |
Valid
|