| Tail Number / N-Number | N301E |
| Manufacturer | DEMPSEY THOMAS L |
| Model | DEMPSEY SX300 |
| Year Built | 1989 |
| Manufacturer's Serial Number | 62 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Individual |
| Owner Name | HINCKLEY HARRY W |
| Street | 2262 JESSICA LN |
| City | CORALVILLE |
| State | IA |
| Zip Code | 52241-2890 |
| Region | Central |
| County | Johnson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1989-09-14 |
| Certificate Issue Date | 2009-10-26 |
| Last Action Date | 2021-02-17 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 50621555 |
| Mode S Code Hex | A3236D |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N301E.
| Tail Number / N-Number | N301E |
| Manufacturer | CURTISS WRIGHT |
| Model | FALCON MAILPLANE |
| Manufacturer's Serial Number | 2552 |
| 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 |
| Type of Registrant | Government |
| Owner Name | UNITED STATES COAST GUARD |
| Street | TREASURY DEPT |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20006 |
| Region | Eastern |
| County | Johnson County |
| Last Status | Valid Registration |
| Cancellation Date | 1947-11-14 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N301E.
| Tail Number / N-Number | N301E |
| Manufacturer | CURTISS WRIGHT |
| Model | FALCON MAILPLANE |
| Manufacturer's Serial Number | 15 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | VANSE H W |
| Street | MUNICIPALAIRPORT |
| City | TEXARKANA |
| State | TX |
| Zip Code | 75001 |
| Region | Southwestern |
| County | Johnson County |
| Last Status | Valid Registration |
| Cancellation Date | 1947-11-14 |