- Cancelled
- November 22, 1972
- Status when cancelled
- Valid registration
- Serial number
- 1597
- Type
- Rotorcraft
- Certificate issued
- October 12, 1970
- Mode S code
- A0EF06
- Owner when cancelled
- Capitol Helicopter Service
- Location
- Silver Spring, MD
- Owner type
- Corporation
From the FAA registry file of October 29, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.