# NTSB investigations: Cessna 320C, 1971

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 MIA72DLD17](https://openairdocs.org/ntsb/MIA72DLD17.md): Cessna 320C · Ocala, FL · Accident · No injuries · Closed · Oct 23, 1971 · N3050T · Substantial damage
- [NTSB CHI72FEI10](https://openairdocs.org/ntsb/CHI72FEI10.md): Cessna 150L · Toledo, OH · Accident · Minor injuries · Closed · Jul 30, 1971 · N1312Q · 2 aircraft · Substantial damage
- [NTSB CHI71AC090](https://openairdocs.org/ntsb/CHI71AC090.md): Cessna 320C · Howell, MI · Accident · 2 fatal · Closed · Jun 18, 1971 · N3036T · Destroyed
- [NTSB DEN71FXD50](https://openairdocs.org/ntsb/DEN71FXD50.md): Cessna 320C · Denver, CO · Accident · No injuries · Closed · Feb 11, 1971 · N3012T · Substantial damage
- [NTSB DEN71DXT20](https://openairdocs.org/ntsb/DEN71DXT20.md): Cessna 320 · Tooele, UT · Accident · No injuries · Closed · Feb 2, 1971 · N3037T · Substantial damage

## 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") = 1971
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2074510'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2074510&year=1971

---
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.