# NTSB investigations: Lycoming R680, 1964

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 UNK65X0360](https://openairdocs.org/ntsb/UNK65X0360.md): Boeing B75N1 · Homestead, FL · Accident · No injuries · Closed · Oct 21, 1964 · N65900 · Substantial damage
- [NTSB UNK64X4119](https://openairdocs.org/ntsb/UNK64X4119.md): Boeing PT17 · Pacoima, CA · Accident · No injuries · Closed · Sep 23, 1964 · N1390N · Substantial damage
- [NTSB UNK64X3463](https://openairdocs.org/ntsb/UNK64X3463.md): Boeing A75N1 · W Memphis, AR · Accident · No injuries · Closed · Aug 18, 1964 · N52545 · Substantial damage
- [NTSB UNK64X3314](https://openairdocs.org/ntsb/UNK64X3314.md): Boeing B75N1 · Seminole, TX · Accident · No injuries · Closed · Aug 10, 1964 · N5815V · Substantial damage
- [NTSB UNK64X2972](https://openairdocs.org/ntsb/UNK64X2972.md): Boeing A75N1 · Dawson, GA · Accident · No injuries · Closed · Jul 22, 1964 · N53793 · Substantial damage
- [NTSB UNK64X2621](https://openairdocs.org/ntsb/UNK64X2621.md): Boeing A75N1 · Adairville, KY · Accident · No injuries · Closed · Jul 3, 1964 · N55570 · Substantial damage
- [NTSB UNK64X2536](https://openairdocs.org/ntsb/UNK64X2536.md): Boeing A75 · Ablinene, TX · Accident · No injuries · Closed · Jun 28, 1964 · N5132N · Substantial damage
- [NTSB UNK64X2199](https://openairdocs.org/ntsb/UNK64X2199.md): Boeing E75 · Brownfield, TX · Accident · No injuries · Closed · Jun 9, 1964 · N1363V · 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") = 1964
  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=1964

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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.