| Tail Number / N-Number | N3918B |
| Manufacturer | SCHEMPP-HIRTH |
| Model | JANUS-CM |
| Manufacturer's Serial Number | 9 |
| Aircraft Type | Glider |
| 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) |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | BROWN MARK I |
| Street | 10015 JUNGMEISTER LN |
| City | MCKINNEY |
| State | TX |
| Zip Code | 75071-6570 |
| Region | Southwestern |
| County | Collin County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1983-06-07 |
| Certificate Issue Date | 2006-01-11 |
| Last Action Date | 2022-01-10 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 51104762 |
| Mode S Code Hex | A489F2 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3918B.
| Tail Number / N-Number | N3918B |
| Manufacturer | NORTH AMERICAN |
| Model | F-51D |
| Manufacturer's Serial Number | 12231579 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 277 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HAWTHORNE FLYING SERVICE |
| Street | PO BOX 419 MUNICIPAL AIRPORT |
| City | CHARLESTON |
| State | SC |
| Zip Code | 29402 |
| Region | Southern |
| County | Collin County |
| Certificate Issue Date | 1949-09-27 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-12-22 |