| Tail Number / N-Number | N4663C |
| Manufacturer | CESSNA |
| Model | A185F |
| Year Built | 1974 |
| Manufacturer's Serial Number | 18502590 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KNOX WILLIAM D |
| Street | 909 BANNOCK ST APT 1334 |
| City | DENVER |
| State | CO |
| Zip Code | 80204-4183 |
| Region | Northwest Mountain |
| County | Denver County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1974-11-29 |
| Certificate Issue Date | 2015-07-01 |
| Last Action Date | 2021-04-05 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 51331251 |
| Mode S Code Hex | A5B2A9 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4663C.
| Tail Number / N-Number | N4663C |
| Manufacturer | CESSNA |
| Model | 170 |
| Manufacturer's Serial Number | 25607 |
| 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 | SALVADOR V J |
| Street | 917AUSTIN |
| City | MADERA |
| State | CA |
| Zip Code | 90002 |
| Region | Western-Pacific |
| County | Denver County |
| Certificate Issue Date | 1955-05-18 |
| Last Status | Valid Registration |
| Cancellation Date | 1959-03-06 |