# NTSB investigations: Lycoming GSO&IGSO-480 series, 1974

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 MIA75OKT40](https://openairdocs.org/ntsb/MIA75OKT40.md): Aero Comdr 500 · Walker Cay, Burkina Faso · Accident · No injuries · Closed · Dec 29, 1974 · N36T · Substantial damage
- [NTSB OAK75FVW05](https://openairdocs.org/ntsb/OAK75FVW05.md): Beech F50 · Las Vegas, NV · Accident · No injuries · Closed · Sep 5, 1974 · N678T · Substantial damage
- [NTSB DEN75FTE18](https://openairdocs.org/ntsb/DEN75FTE18.md): Aero Comdr 680E · Longmont, CO · Accident · No injuries · Closed · Aug 7, 1974 · N6888S · Substantial damage
- [NTSB MKC75FER08](https://openairdocs.org/ntsb/MKC75FER08.md): Beech 65 · Minneapolis, MN · Accident · No injuries · Closed · Jul 30, 1974 · N1090K · Substantial damage
- [NTSB CHI74FEV47](https://openairdocs.org/ntsb/CHI74FEV47.md): Beech 65 · Springfield, IL · Accident · No injuries · Closed · Apr 27, 1974 · N14GF · Substantial damage
- [NTSB CHI74FEK19](https://openairdocs.org/ntsb/CHI74FEK19.md): Aero Comdr 680 · Mendon, OH · Accident · No injuries · Closed · Mar 30, 1974 · N6877S · Substantial damage
- [NTSB DEN74FTE39](https://openairdocs.org/ntsb/DEN74FTE39.md): Aero Comdr 680 · Denver, CO · Accident · No injuries · Closed · Jan 3, 1974 · N990HL · 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") = 1974
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41529'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41529&year=1974

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