Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4391U.
| Tail Number / N-Number | N4391U |
| Manufacturer | BARNES TRACEY L |
| Model | WHISPER SHIP 1 |
| Manufacturer's Serial Number | 1002 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 3 engines |
| Type of Registrant | Individual |
| Owner Name | BARNES TRACY L |
| Street | 156 BARNES AIRSHIP DR |
| City | STATESVILLE |
| State | NC |
| Zip Code | 28677-9244 |
| Country | US |
| Certificate Issue Date | 1992-06-13 |
| Last Action Date | 2007-10-16 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-09-26 |
| Mode S Code | 51243433 |
| Mode S Code Hex | A5471B |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4391U.
| Tail Number / N-Number | N4391U |
| Manufacturer | CESSNA |
| Model | 150D |
| Manufacturer's Serial Number | 15060391 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HEATON ARROWHEAD FLIGHT SERVICE INC |
| Street | R-2 BOX 212B |
| City | CHESTERFIELD |
| State | MO |
| Zip Code | 63005 |
| Region | Central |
| Certificate Issue Date | 1964-04-13 |
| Last Status | Valid Registration |
| Cancellation Date | 1965-11-24 |
| Mode S Code | 51243433 |
| Mode S Code Hex | A5471B |