# NTSB investigations: Continental GTSIO-520-C, 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 DEN72FQA30](https://openairdocs.org/ntsb/DEN72FQA30.md): Cessna 411 · Alameda, NM · Accident · Minor injuries · Closed · Dec 29, 1971 · N4977T · Substantial damage
- [NTSB DEN72AD030](https://openairdocs.org/ntsb/DEN72AD030.md): Cessna 411 · Stockton, UT · Accident · 5 fatal · Closed · Dec 26, 1971 · N411Q · Destroyed
- [NTSB NYC72FKM14](https://openairdocs.org/ntsb/NYC72FKM14.md): Cessna 421A · Charlotte, NC · Accident · No injuries · Closed · Dec 3, 1971 · N2224Q · Substantial damage
- [NTSB IAD71FKM40](https://openairdocs.org/ntsb/IAD71FKM40.md): Cessna 411A · Greensboro, NC · Accident · No injuries · Closed · Jun 23, 1971 · N7363U · Substantial damage
- [NTSB OAK71FVW38](https://openairdocs.org/ntsb/OAK71FVW38.md): Cessna 421 · Las Vegas, NV · Accident · No injuries · Closed · Jun 22, 1971 · N6162Q · Substantial damage
- [NTSB MIA71FLD71](https://openairdocs.org/ntsb/MIA71FLD71.md): Cessna 421A · St Petersburg, FL · Accident · No injuries · Closed · Jun 17, 1971 · N421A · Substantial damage
- [NTSB OAK71FVW35](https://openairdocs.org/ntsb/OAK71FVW35.md): Cessna 411 · Las Vegas, NV · Accident · No injuries · Closed · Jun 10, 1971 · N999RS · Substantial damage
- [NTSB CHI71DGD41](https://openairdocs.org/ntsb/CHI71DGD41.md): Cessna 402 · Sandusky, OH · Accident · No injuries · Closed · Feb 16, 1971 · N4012Q · Substantial damage
- [NTSB CHI71FDJ36](https://openairdocs.org/ntsb/CHI71FDJ36.md): Cessna 411 · Milwaukee, WI · Accident · No injuries · Closed · Jan 13, 1971 · N610GC · 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.engine_model_code IN ('17035'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17035&year=1971

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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.