| Tail Number / N-Number | N8144N |
| Manufacturer | ERCOUPE |
| Model | 415-D |
| Year Built | 1947 |
| Manufacturer's Serial Number | 4597 |
| 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 | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KNOOP HERMAN K |
| Street | 1927 11TH AVE E |
| City | HIBBING |
| State | MN |
| Zip Code | 55746-1617 |
| Region | Great Lakes |
| County | St. Louis County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2000-06-03 |
| Certificate Issue Date | 2000-08-21 |
| Last Action Date | 2020-11-18 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 52615451 |
| Mode S Code Hex | AB1B29 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N8144N.
| Tail Number / N-Number | N8144N |
| Manufacturer | BOEING |
| Model | 727-25 |
| Manufacturer's Serial Number | 18968 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 134 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 3 engines |
| Average Cruising Speed | 435 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | EASTERN AIR LINES INC |
| County | St. Louis County |
| Certificate Issue Date | 1966-02-10 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-07-11 |
| Exported To | BRAZIL |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N8144N.
| Tail Number / N-Number | N8144N |
| Manufacturer | ROBINSON HELICOPTER |
| Model | R22 BETA |
| Manufacturer's Serial Number | 2407 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | ROBINSON HELICOPTER COMPANY |
| Street | 24747 CRENSHAW BOULEVARD |
| City | TORRANCE |
| State | CA |
| Zip Code | 90505 |
| County | St. Louis County |
| Country | US |
| Last Action Date | 1994-04-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1994-04-12 |
| Exported To | BRAZIL |