# NTSB investigations: Jacobs L4 /R755-7, 1990

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB FTW90LA078](https://openairdocs.org/ntsb/FTW90LA078.md): Cessna T50-A17 · Brackettville, TX · Accident · Minor injuries · Limited investigation · Final report · Mar 4, 1990 · N578EK · Substantial damage
  > An engine failure caused by a malfunctioning carburetor and the pilot's misjudging his obstacle clearance which resulted in a wire strike while maneuvering to land. Factors in the accident were the uncommanded deployment of carburetor heat on both engines, an…
- [NTSB MKC90LA058](https://openairdocs.org/ntsb/MKC90LA058.md): Cessna 195 · Garden City, KS · Accident · No injuries · Limited investigation · Final report · Mar 1, 1990 · N4332V · Substantial damage
  > Directional control not maintained by the pilot in command.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE year(c."eventDate") = 1990
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('35003'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=35003&year=1990

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.