# NTSB investigations: Franklin 6V4 series, 1997

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 MIA97FA248](https://openairdocs.org/ntsb/MIA97FA248.md): Bell 47G · Saluda, SC · Accident · 2 fatal · Field investigation · Final report · Sep 19, 1997 · N70747 · Destroyed
  > in-flight collision with a tree, for undetermined reason(s).
- [NTSB ATL97LA121](https://openairdocs.org/ntsb/ATL97LA121.md): Bell 47-D1 · Holcomb, MS · Accident · No injuries · Limited investigation · Final report · Aug 11, 1997 · N908B · Substantial damage
  > The failure of the pilot to adequately see and avoid all obstructions while doing aerial application work.

## 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") = 1997
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27033'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27033&year=1997

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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.