Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4027.
| Tail Number / N-Number | N4027 |
| Manufacturer | HOFFMAN |
| Model | TEENIE TWO |
| Manufacturer's Serial Number | 5-10486 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HOFFMAN DOUGLAS C |
| Street | 6930 PAW PAW AVE |
| City | COLOMA |
| State | MI |
| Zip Code | 49038 |
| Region | Great Lakes |
| Certificate Issue Date | 1973-12-18 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-05-08 |
| Mode S Code | 51133534 |
| Mode S Code Hex | A4B75C |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4027.
| Tail Number / N-Number | N4027 |
| Manufacturer | SWALLOW |
| Model | SWALLOW |
| Manufacturer's Serial Number | 898 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | TWIN STATE AIRWAYS INC |
| Street | ST JAMES & LAMSON STREETS |
| City | KEENE |
| State | NH |
| Zip Code | 03102 |
| Region | New England |
| Last Status | Valid Registration |
| Cancellation Date | 1930-02-28 |
| Mode S Code | 51133534 |
| Mode S Code Hex | A4B75C |