- Cancelled
- December 31, 1970
- Status when cancelled
- Valid registration
- Serial number
- 1
- Year built
- 1963
- Type
- Glider
- Certificate issued
- October 10, 1963
- Mode S code
- A3B721
- Owner when cancelled
- Davis Martin
- Location
- Alta Loma, CA
- Owner type
- Individual
From the FAA registry file of October 31, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.