# NTSB investigations: Lycoming R680, 1973

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 MIA74FLG06](https://openairdocs.org/ntsb/MIA74FLG06.md): Boeing A75N1 · Allendale, SC · Accident · No injuries · Closed · Aug 13, 1973 · N64980 · Substantial damage
- [NTSB NYC74FHA05](https://openairdocs.org/ntsb/NYC74FHA05.md): Boeing A75N1 · Erwinna, PA · Accident · No injuries · Closed · Aug 4, 1973 · N2313 · Substantial damage
- [NTSB OAK74FVA03](https://openairdocs.org/ntsb/OAK74FVA03.md): Boeing E75N1 · Hickman, CA · Accident · Serious injuries · Closed · Jul 11, 1973 · N5053V · Substantial damage
- [NTSB MIA74DKG87](https://openairdocs.org/ntsb/MIA74DKG87.md): Boeing 75N1 · Rebecca, GA · Accident · No injuries · Closed · Jun 26, 1973 · N5815V · Substantial damage
- [NTSB FTW73DRD23](https://openairdocs.org/ntsb/FTW73DRD23.md): Boeing A75 · Lacassine, LA · Accident · No injuries · Closed · May 8, 1973 · N75263 · Substantial damage
- [NTSB OAK73DVG59](https://openairdocs.org/ntsb/OAK73DVG59.md): Boeing A75N1 · Biggs, CA · Accident · No injuries · Closed · Apr 25, 1973 · N68837 · 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") = 1973
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41540'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41540&year=1973

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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.