# N304MB: 1988 Bailey Miles H DSA-1, registration cancelled 2015-05-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 8, 2015
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Bailey Miles H DSA-1](https://openairdocs.org/model/bailey-miles-h-dsa-1) (registry code 8350255)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1
- Year built: 1988
- Type of aircraft: Fixed wing single engine
- Airworthiness: Experimental, amateur built
- Airworthiness date: July 13, 1988
- Certificate issued: November 24, 1992
- Last registry action: December 18, 2007
- Mode S code: A32F43
- Owner when cancelled: [Leonard Vincent M](https://openairdocs.org/faa-owner/LEONARD%20VINCENT%20M)
- Location: [Iowa City, IA](https://openairdocs.org/faa-place/IA/Iowa%20City)
- Owner type: Individual
- Owner's area on the map: 41.6308° N, 91.4988° W: Placed by OpenAirDocs at the center of ZIP code 52240, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N304MB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=304MB
- Page: https://openairdocs.org/deregistered/N304MB-2015-05-08

From the FAA registry file of October 28, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Bailey Miles H DSA-1: https://openairdocs.org/model/bailey-miles-h-dsa-1.md

## NTSB investigations (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 CHI02LA286](https://openairdocs.org/ntsb/CHI02LA286), Sep 16, 2002: Bailey DSA-1 (N304MB), Washington, IA, substantial damage. Probable cause: The selection of unsuitable terrain and the failure of the oil pressure gage line. Factors were, the pilot/owners failure to obtain an annual condition inspection, and the corn crop.

## FAA accident and incident reports (1)

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.

- [Accident 20020916030499A](https://openairdocs.org/incident/20020916030499A), Sep 16, 2002: Amtr DSA1 (N304MB), Crawfordsville, IA, Substantial damage. (-23) After the accident, the pilot called the Washington airport manager and reported that his engine had lost oil pressure and the engine seized. Attempting…

---
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.