# NTSB investigations: Lycoming TVO-435-GIA, 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 LAX69D0253](https://openairdocs.org/ntsb/LAX69D0253.md): Bell 47G3B1 · Grand Canyon, AZ · Accident · No injuries · Closed · Dec 16, 1968 · N1321X · Substantial damage
- [NTSB OAK69F0150](https://openairdocs.org/ntsb/OAK69F0150.md): Bell 47G3B1 · Chowchilla, CA · Accident · Serious injuries · Closed · Sep 26, 1968 · N3377H · Destroyed
- [NTSB MKC69F0174](https://openairdocs.org/ntsb/MKC69F0174.md): Bell 47G3B1 · Custer, SD · Accident · Minor injuries · Closed · Aug 18, 1968 · N6214N · Destroyed
- [NTSB ANC69A0009](https://openairdocs.org/ntsb/ANC69A0009.md): Bell 47G3B1 · Susitna Lodg, AK · Accident · Serious injuries · Closed · Aug 15, 1968 · N68645 · Substantial damage
- [NTSB SEA69A0012](https://openairdocs.org/ntsb/SEA69A0012.md): Bell 47G-3B · Twin Falls, ID · Accident · No injuries · Closed · Aug 13, 1968 · N8491E · Substantial damage
- [NTSB SEA69D0057](https://openairdocs.org/ntsb/SEA69D0057.md): Bell 47G3B1 · Garden Valley, ID · Accident · No injuries · Closed · Aug 11, 1968 · N73972 · Destroyed
- [NTSB DEN69A0004](https://openairdocs.org/ntsb/DEN69A0004.md): Bell 47G3B2 · Aspen, CO · Accident · Serious injuries · Closed · Jul 29, 1968 · N4074G · Substantial damage
- [NTSB SEA69A0008](https://openairdocs.org/ntsb/SEA69A0008.md): Bell 47G3B1 · North Fork, ID · Accident · 1 fatal · Closed · Jul 23, 1968 · N8537F · Destroyed
- [NTSB SEA68A0074](https://openairdocs.org/ntsb/SEA68A0074-109548.md): Bell 47G3B1 · Lewiston, ID · Accident · Minor injuries · Closed · Jun 27, 1968 · N73284 · Destroyed
- [NTSB DEN69D0043](https://openairdocs.org/ntsb/DEN69D0043.md): Bell 47G3B1 · Loa, UT · Accident · No injuries · Closed · Jun 22, 1968 · N1357X · Substantial damage
- [NTSB LAX69D0033](https://openairdocs.org/ntsb/LAX69D0033.md): Bell 47G3B1 · Alpine, AZ · Accident · No injuries · Closed · Jun 21, 1968 · N73285 · Substantial damage
- [NTSB DEN69F0010](https://openairdocs.org/ntsb/DEN69F0010.md): Bell 47G-3B · Baggs, WY · Accident · No injuries · Closed · Jun 6, 1968 · N8532F · Substantial damage
- [NTSB LAX69F0010](https://openairdocs.org/ntsb/LAX69F0010.md): Bell 47G3B1 · Springervill, AZ · Accident · Minor injuries · Closed · May 22, 1968 · N73965 · Destroyed
- [NTSB SEA68A0050](https://openairdocs.org/ntsb/SEA68A0050.md): Bell 47G-3B · Superior, MT · Accident · No injuries · Closed · Jan 24, 1968 · N73269 · 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") = 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 ('41526'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41526&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.