# N20399: 1938 Management And Research H-71, registration cancelled 1948-05-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 20, 1948
- Status when cancelled: Valid registration
- Airframe: [Management And Research H-71](https://openairdocs.org/model/management-and-research-h-71) (registry code 056208F)
- Serial number: 1
- Year built: 1938
- Type of aircraft: Fixed wing single engine
- Certificate issued: August 25, 1941
- Mode S code: A1A0DD
- Owner when cancelled: [Management & Research Inc](https://openairdocs.org/faa-owner/MANAGEMENT%20%26%20RESEARCH%20INC)
- Location: [Philadelphia, PA](https://openairdocs.org/faa-place/PA/Philadelphia)
- Owner type: Corporation
- Owner's area on the map: 39.9530° N, 75.1655° W: Placed by OpenAirDocs at the center of ZIP code 19102, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N20399
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20399
- Page: https://openairdocs.org/deregistered/N20399-1948-05-20

From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Management And Research H-71: https://openairdocs.org/model/management-and-research-h-71.md

## Other aircraft with N20399

- [Registered now](https://openairdocs.org/aircraft/N20399): Cessna 172M, S/N 17261259, built 1972

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