| Tail Number / N-Number | N20S |
| Manufacturer | BEECH |
| Model | E-90 |
| Year Built | 1978 |
| Manufacturer's Serial Number | LW-267 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | U/A CANADA |
| Engine Model | PT6A SERIES |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 715 hp (533 kW) |
| Total Horsepower | 1,430 hp (1,067 kW) |
| Type of Registrant | LLC |
| Owner Name | LENNOX AVIATION LLC |
| Street | 9A COUNTRY CLUB LN |
| City | MILFORD |
| State | MA |
| Zip Code | 01757-2260 |
| Region | New England |
| County | Worcester County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1978-01-21 |
| Certificate Issue Date | 2023-02-16 |
| Last Action Date | 2023-02-16 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 50310472 |
| Mode S Code Hex | A1913A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N20S.
| Tail Number / N-Number | N20S |
| Manufacturer | DEHAVILLAND |
| Model | DH104 DOVE 2A |
| Manufacturer's Serial Number | 04341 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 13 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 157 miles per hour |
| Type of Registrant | Individual |
| Owner Name | GORDON AIR SERVICE INC |
| Street | PONTIAC MUNICIPAL AIRPORT |
| City | PONTIAC |
| State | MI |
| Zip Code | 48340 |
| Region | Great Lakes |
| County | Worcester County |
| Certificate Issue Date | 1952-08-07 |
| Last Status | Valid Registration |
| Cancellation Date | 1954-04-21 |