| Tail Number / N-Number | N2039C |
| Manufacturer | NORTH AMERICAN |
| Model | HARVARD II A |
| Year Built | 1943 |
| Manufacturer's Serial Number | 88-12048 |
| 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 | P & W |
| Engine Model | R-1340-AN-1 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 550 hp (410 kW) |
| Type of Registrant | Corporation |
| Owner Name | HELM FLYING SERVICE INC |
| Street | PO BOX 208 |
| City | CASSELTON |
| State | ND |
| Zip Code | 58012-0208 |
| Region | Great Lakes |
| County | Cass County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2022-05-23 |
| Certificate Issue Date | 2019-05-02 |
| Last Action Date | 2022-05-31 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50320276 |
| Mode S Code Hex | A1A0BE |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N2039C.
| Tail Number / N-Number | N2039C |
| Manufacturer | CAMERON BALLOONS US |
| Model | CAN-56 |
| Year Built | 1988 |
| Manufacturer's Serial Number | 5386 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | POST BALLOON CLUB INC |
| Street | 275 CLIFF ST |
| City | BATTLE CREEK |
| State | MI |
| Zip Code | 49016 |
| County | Cass County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1988-01-13 |
| Certificate Issue Date | 1992-07-22 |
| Last Action Date | 2004-06-15 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2004-09-28 |