| Tail Number / N-Number | N3739K |
| Manufacturer | FRICKE KARL E |
| Model | MAINAIR BLADE 912 |
| Year Built | 1998 |
| Manufacturer's Serial Number | 117609987W979 |
| Aircraft Type | Weight-shift-control |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 912 |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 80 hp (60 kW) |
| Type of Registrant | Individual |
| Owner Name | SOBOTA MARK S |
| Street | PO BOX 753 |
| City | BETHLEHEM |
| State | PA |
| Zip Code | 18016-0753 |
| Region | Eastern |
| County | Northampton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-08-26 |
| Certificate Issue Date | 2018-11-28 |
| Last Action Date | 2021-08-16 |
| Expiration Date | 2028-11-30 |
| Status | Valid Registration |
| Mode S Code | 51041215 |
| Mode S Code Hex | A4428D |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N3739K.
| Tail Number / N-Number | N3739K |
| Manufacturer | GLOBE |
| Model | GC-1B |
| Manufacturer's Serial Number | 1432 |
| 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 | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CLARK WM G |
| Street | 1415 CENTRAL AVE |
| City | INDIANAPOLIS |
| State | IN |
| Zip Code | 46202 |
| Region | Great Lakes |
| County | Northampton County |
| Certificate Issue Date | 1949-06-01 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-06-16 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N3739K.
| Tail Number / N-Number | N3739K |
| Manufacturer | PIPER |
| Model | PA-28-140 |
| Year Built | 1967 |
| Manufacturer's Serial Number | 28-23716 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 107 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | PO BOX 221 |
| City | SHELBYVILLE |
| State | IL |
| Zip Code | 62565 |
| County | Northampton County |
| Country | US |
| Airworthiness Classification | Standard |
| Last Action Date | 1978-11-04 |
| Last Status | Sale reported |
| Cancellation Date | 1978-10-31 |