# N1511H: Helton LARK 95, registration cancelled 1977-05-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 31, 1977
- Status when cancelled: Valid registration
- Airframe: [Helton LARK 95](https://openairdocs.org/model/helton-lark-95) (registry code 4331020)
- Data sheets: [TCDS A-748](https://openairdocs.org/tcds/A-748) (OpenAirDocs)
- Serial number: 9511
- Type of aircraft: Fixed wing single engine
- Mode S code: A0D069
- Owner when cancelled: [Ervin J Barth](https://openairdocs.org/faa-owner/ERVIN%20J%20BARTH)
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N1511H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1511H
- Page: https://openairdocs.org/deregistered/N1511H-1977-05-31

From the FAA registry file of November 7, 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 Helton LARK 95: https://openairdocs.org/model/helton-lark-95.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 SEA77DYE13](https://openairdocs.org/ntsb/SEA77DYE13), Mar 19, 1977: Helton LARK95 (N1511H), Federal Way, WA, destroyed

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19770319006809A](https://openairdocs.org/incident/19770319006809A), Mar 19, 1977: Mcbems LARK95 (N1511H), Federal Way, WA, Destroyed. Hard ldg short of rwy.

## Other aircraft with N1511H

- [Registered now](https://openairdocs.org/aircraft/N1511H): Hylio AG 230, S/N 17906100228

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