| Tail Number / N-Number | N91Z |
| Type of Reservation | 2 year hold for canceled N-numbers |
| Reserving Party Name | CANCELLED/NOT ASSIGNED |
| Date Reserved | 2018-08-18 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N91Z.
| Tail Number / N-Number | N91Z |
| Manufacturer | CESSNA |
| Model | 170B |
| Manufacturer's Serial Number | 25645 |
| 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 | Individual |
| Owner Name | KOCH ALBERT FREDERIC |
| Street | 220 ARCH ST |
| City | CUMBERLAND |
| State | MD |
| Zip Code | 21502 |
| Region | Eastern |
| Certificate Issue Date | 1969-12-23 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-03-10 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N91Z.
| Tail Number / N-Number | N91Z |
| Manufacturer | BELLANCA |
| Model | 7GCBC |
| Year Built | 1972 |
| Manufacturer's Serial Number | 359-72 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | REGISTRATION PENDING |
| Street | PO BOX 135 |
| City | CHILDRESS |
| State | TX |
| Zip Code | 79201-0135 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-05-30 |
| Last Action Date | 2017-02-14 |
| Last Status | Registration Pending – Canceled |
| Cancellation Date | 2018-08-18 |