| Tail Number / N-Number | N31939 |
| Manufacturer | HOLT THOMAS S |
| Model | COZY MKIV |
| Year Built | 2018 |
| Manufacturer's Serial Number | 1212 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 150 hp (112 kW) |
| Type of Registrant | Individual |
| Owner Name | HOLT THOMAS S |
| Street | 2746 E 1525 N |
| City | LAYTON |
| State | UT |
| Zip Code | 84040-2700 |
| Region | Northwest Mountain |
| County | Salt Lake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2018-02-24 |
| Certificate Issue Date | 2017-10-31 |
| Last Action Date | 2020-05-11 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 50665443 |
| Mode S Code Hex | A36B23 |
Deregistered Aircraft 1 of 3. This aircraft was previously assigned the N-number N31939.
| Tail Number / N-Number | N31939 |
| Manufacturer | HOLT HERBERT L |
| Model | LONG EZ |
| Year Built | 1941 |
| Manufacturer's Serial Number | 001 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 | 0-235 SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Type of Registrant | Individual |
| Owner Name | HOLT HERBERT L |
| Street | 795 W 190 N |
| City | CENTRAL VALLEY |
| State | UT |
| Zip Code | 84754-3038 |
| County | Salt Lake County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-05-25 |
| Certificate Issue Date | 1994-03-07 |
| Last Action Date | 2007-12-06 |
| Last Status | First Notice for Re-Registration/Renewal |
| Cancellation Date | 2010-11-03 |
Deregistered Aircraft 2 of 3. This aircraft was previously assigned the N-number N31939.
| Tail Number / N-Number | N31939 |
| Manufacturer | AERONCA |
| Model | 65-LB |
| Manufacturer's Serial Number | LB12171 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Individual |
| Owner Name | JAMES MCMAHAN |
| Street | STROUD ARPT |
| City | STROUD |
| State | OK |
| Zip Code | 74079 |
| Region | Southwestern |
| County | Salt Lake County |
| Certificate Issue Date | 1958-10-23 |
| Last Status | Valid Registration |
| Cancellation Date | 1974-08-06 |
Deregistered Aircraft 3 of 3. This aircraft was previously assigned the N-number N31939.
| Tail Number / N-Number | N31939 |
| Manufacturer | BELL |
| Model | 206B-III |
| Manufacturer's Serial Number | 003875 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| County | Salt Lake County |
| Last Status | Aircraft registered to the manufacturer under their Dealer Certificate |