# NTSB investigations: Lycoming R680, 1968

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 OAK69D0084](https://openairdocs.org/ntsb/OAK69D0084.md): Boeing E75 · Hanford, CA · Accident · Minor injuries · Closed · Aug 3, 1968 · N69652 · Destroyed
- [NTSB OAK69F0069](https://openairdocs.org/ntsb/OAK69F0069.md): Boeing A75L-3 · Knights Lndg, CA · Accident · 1 fatal · Closed · Jul 19, 1968 · N56226 · Destroyed
- [NTSB CHI68F0751](https://openairdocs.org/ntsb/CHI68F0751.md): Boeing B75N1 · Vandalia, OH · Accident · Minor injuries · Closed · May 28, 1968 · N66740 · Substantial damage
- [NTSB OAK68D0365](https://openairdocs.org/ntsb/OAK68D0365.md): Boeing A75 · Colusa, CA · Accident · Minor injuries · Closed · May 2, 1968 · N51281 · Substantial damage
- [NTSB NYC68F0439](https://openairdocs.org/ntsb/NYC68F0439.md): Boeing A75N1 · White Haven, PA · Accident · No injuries · Closed · Apr 14, 1968 · N97X · Substantial damage
- [NTSB CHI68A0086](https://openairdocs.org/ntsb/CHI68A0086.md): Stearman E75N1 · Cincinnati, OH · Accident · 2 fatal · Closed · Apr 9, 1968 · N16635 · Destroyed

## 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") = 1968
  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=1968

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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.