# Accident 19731114041659A: Maule M4220C, Independence, IA, November 14, 1973

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 14, 1973
- Place: Independence, IA
- Damage: Damage unknown
- Phase of flight: Normal Cruise
- Location: 42.4622° N, 91.9032° W: Placed by OpenAirDocs: center of Independence, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4622&lon=-91.9032&mi=10
- Aircraft: N40320, a cancelled registration (https://openairdocs.org/deregistered/N40320-1974-02-26) (OpenAirDocs)
- Registry model: Maule M-4-220C (registry code 5460114, https://openairdocs.org/model/maule-m-4-220c) (OpenAirDocs)
- Reported make and model: MAULE M4220C
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 327 total, 300 in this make and model, 26 in the last 90 days
- NTSB investigation: [NTSB MKC74AK022](https://openairdocs.org/ntsb/MKC74AK022) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19731114041659A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

OPN ABOVE 12500FT MSL.NO SUPPLEMENTAL OXYGEN.ENTERED CLOUDS AT 14000FT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MKC74AK022](https://openairdocs.org/ntsb/MKC74AK022), Nov 14, 1973: Maule M4-220 (N40320), Independence, IA, destroyed, 2 fatal

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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