# NTSB investigations: Jacobs R755B series, IA

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 MKC77DCD01](https://openairdocs.org/ntsb/MKC77DCD01.md): Cessna 195B · Tripoli, IA · Accident · No injuries · Closed · Oct 23, 1976 · N2173C · Substantial damage
- [NTSB MKC72DCD21](https://openairdocs.org/ntsb/MKC72DCD21.md): Grumman G-164 · Albia, IA · Accident · No injuries · Closed · Aug 13, 1971 · N549Y · Substantial damage
- [NTSB MKC71DCD16](https://openairdocs.org/ntsb/MKC71DCD16.md): Grumman G-164 · Oskaloosa, IA · Accident · No injuries · Closed · Jul 28, 1970 · N549Y · Substantial damage
- [NTSB MKC69D0089](https://openairdocs.org/ntsb/MKC69D0089.md): Grumman G-164 · New Sharon, IA · Accident · No injuries · Closed · Jul 29, 1968 · N549Y · Substantial damage
- [NTSB MKC68D0210](https://openairdocs.org/ntsb/MKC68D0210.md): Fairchild M-62 · Gilmore City, IA · Accident · No injuries · Closed · Sep 6, 1967 · N1134Z · 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 c."eventStateOrRegion" = 'IA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('35007'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=35007&state=IA

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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.