Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4721C.
| Tail Number / N-Number | N4721C |
| Manufacturer | BIGGS SPECIAL |
| Model | A |
| Year Built | 1958 |
| Manufacturer's Serial Number | 1 |
| 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 | CONT MOTOR |
| Engine Model | A&C75 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 75 hp (56 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HANCOCK DAVID DBA |
| Other Names |
|
| Street | LOC 31 SOUTH MEACHAM FIELD |
| City | FT WORTH |
| State | TX |
| Zip Code | 76106 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1959-11-04 |
| Certificate Issue Date | 1992-04-22 |
| Last Action Date | 1998-04-24 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2012-12-11 |
| Mode S Code | 51345406 |
| Mode S Code Hex | A5CB06 |