# N4738G: Schreder HP-12, registration cancelled 1972-08-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 17, 1972
- Status when cancelled: Valid registration
- Airframe: [Schreder HP-12](https://openairdocs.org/model/schreder-hp-12) (registry code 056035M)
- Serial number: 1
- Type of aircraft: Glider
- Certificate issued: September 15, 1965
- Mode S code: A5CFB6
- Owner when cancelled: [John M Karlovich](https://openairdocs.org/faa-owner/JOHN%20M%20KARLOVICH)
- Location: [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N4738G
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4738G
- Page: https://openairdocs.org/deregistered/N4738G-1972-08-17

From the FAA registry file of November 3, 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 Schreder HP-12: https://openairdocs.org/model/schreder-hp-12.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW72FQD30](https://openairdocs.org/ntsb/FTW72FQD30), Jun 26, 1972: Schreder HP-12 (N4738G), Marfa, TX, substantial damage

## Other aircraft with N4738G

- [Registered now](https://openairdocs.org/aircraft/N4738G): Cessna 172N, S/N 17273335

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