| Tail Number / N-Number | N631 |
| Type of Reservation | Fee paid |
| Reserving Party Name | SHORT-N-NUMBERS |
| Street | PO BOX 368 |
| City | GROVELAND |
| State | FL |
| Zip Code | 34736-0368 |
| Date Reserved | 2014-06-03 |
| Expiration Date | 2023-04-03 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N631.
| Tail Number / N-Number | N631 |
| Manufacturer | INVINCIBLE METAL FURNITURE CO |
| Model | D-D |
| Year Built | 1929 |
| Manufacturer's Serial Number | 102 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 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 | MASON WILLIAM S |
| Street | MEANS AIRPORT HANGAR 3 |
| City | FORT WAYNE |
| State | IN |
| Zip Code | 46802 |
| Region | Great Lakes |
| Certificate Issue Date | 1937-02-09 |
| Last Status | Valid Registration |
| Cancellation Date | 1937-05-31 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N631.
| Tail Number / N-Number | N631 |
| Manufacturer | LEE |
| Model | L-1P-S |
| Year Built | 1930 |
| Manufacturer's Serial Number | 4 |
| 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 | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | P. O. BOX 25082 |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73125 |
| Country | US |
| Airworthiness Classification | Experimental |
| Last Action Date | 1977-01-14 |
| Last Status | Sale reported |
| Cancellation Date | 1976-06-28 |