Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N3971E.
| Tail Number / N-Number | N3971E |
| Manufacturer | AERONCA |
| Model | 11BC |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11BC-56 |
| 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 | 75 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | HAMILTON W R/HUDSON A M/HUME W C |
| Street | 412 WEST 32ND STREET |
| City | CONNERSVILLE |
| State | IN |
| Zip Code | 47331 |
| Region | Great Lakes |
| Certificate Issue Date | 1955-07-25 |
| Last Status | Valid Registration |
| Cancellation Date | 1965-05-20 |
| Mode S Code | 51117512 |
| Mode S Code Hex | A49F4A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N3971E.
| Tail Number / N-Number | N3971E |
| Manufacturer | PIPER |
| Model | PA-36-375 |
| Manufacturer's Serial Number | 367902009 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1989-01-24 |
| Mode S Code | 51117512 |
| Mode S Code Hex | A49F4A |