| Crash location | Unknown | 
| Nearest city | Naches, WA 46.730958°N, 120.699516°W | 
| Tail number | N39976 | 
|---|---|
| Accident date | 02 Jun 1991 | 
| Aircraft type | Taylorcraft BC-12-D | 
| Additional details: | None | 
THE IN FLIGHT PHYSICAL INCAPACITATION OF THE PILOT IN COMMAND.