Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N7931C.
| Tail Number / N-Number | N7931C |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Manufacturer's Serial Number | 28-7690089 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PETALUMA AERO INC |
| Street | 2210 EAST WASHINGTON |
| City | PETALUMA |
| State | CA |
| Zip Code | 94952 |
| Region | Western-Pacific |
| Certificate Issue Date | 1977-03-25 |
| Last Status | Valid Registration |
| Cancellation Date | 1981-12-18 |
| Mode S Code | 52542650 |
| Mode S Code Hex | AAC5A8 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N7931C.
| Tail Number / N-Number | N7931C |
| Manufacturer | DOUGLAS |
| Model | C-47B |
| Year Built | 1944 |
| Manufacturer's Serial Number | 25839 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 32 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | SMITH EDWARD R & REKOW LLOYD A |
| Street | PO BOX 48 BOEING FIELD |
| City | SEATTLE |
| State | WA |
| Zip Code | 98101 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1961-02-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1962-09-04 |
| Exported To | PERU |
| Mode S Code | 52542650 |
| Mode S Code Hex | AAC5A8 |