Maker · data as of September 25, 2026Irving Steven
2 aircraft on the U.S. register. The most recent registration was January 6, 2026.
Registrations by year
Aircraft newest first
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|
| N7173R |
Irving Steven THORP T-18 |
Fixed-wing, single engine | Co-owned owner Michigan |
Experimental |
2026-01-06 |
Valid
|
| N81TR |
Irving Steven IRBD-4 |
Fixed-wing, single engine | Individual owner Montana |
Experimental |
2021-12-09 |
Valid
|