| Tail Number / N-Number | N12121 |
| Manufacturer | REED-MADSEN DONALD |
| Model | TAYLOR BIRD |
| Manufacturer's Serial Number | 09 |
| 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 | SUBARU |
| Engine Model | ALL MDLS A/B |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Type of Registrant | Individual |
| Owner Name | MAIN PATRICK R |
| Street | 8437 SKYLANE DR |
| City | UDALL |
| State | KS |
| Zip Code | 67146-7400 |
| Region | Central |
| County | Cowley County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1997-09-10 |
| Certificate Issue Date | 2020-02-06 |
| Last Action Date | 2022-12-05 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 50055041 |
| Mode S Code Hex | A05A21 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N12121.
| Tail Number / N-Number | N12121 |
| Manufacturer | CESSNA |
| Model | 210N |
| Manufacturer's Serial Number | 21064360 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | MARTH WILLIAM J |
| Street | PO BOX 534 |
| City | WEST BEND |
| State | WI |
| Zip Code | 53095 |
| County | Cowley County |
| Country | US |
| Certificate Issue Date | 1982-03-03 |
| Last Action Date | 1985-12-14 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1991-01-18 |
| Exported To | BRAZIL |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N12121.
| Tail Number / N-Number | N12121 |
| Manufacturer | STINSON |
| Model | U |
| Manufacturer's Serial Number | 9009 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 3 engines |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MAYFLOWER AIRLINES INC |
| Street | EAST BOSTON AIRPORT |
| City | EAST BOSTON |
| State | MA |
| Zip Code | 01002 |
| Region | New England |
| County | Cowley County |
| Last Status | Valid Registration |
| Cancellation Date | 1938-09-03 |