# N4184A: 1958 Dunn BABY ACE, registration cancelled 1975-09-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 15, 1975
- Status when cancelled: Valid registration
- Airframe: [Dunn BABY ACE](https://openairdocs.org/model/dunn-baby-ace) (registry code 003010P)
- Serial number: D-1
- Year built: 1958
- Type of aircraft: Fixed wing single engine
- Certificate issued: April 10, 1974
- Mode S code: A4F4BD
- Owner when cancelled: [Egner William B](https://openairdocs.org/faa-owner/EGNER%20WILLIAM%20B)
- Location: [North Stonington, CT](https://openairdocs.org/faa-place/CT/North%20Stonington)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N4184A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4184A
- Page: https://openairdocs.org/deregistered/N4184A-1975-09-15

From the FAA registry file of November 7, 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 Dunn BABY ACE: https://openairdocs.org/model/dunn-baby-ace.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 NYC75FNA45](https://openairdocs.org/ntsb/NYC75FNA45), Jun 8, 1975: Baby Ace D1 (N4184A), Green, RI, destroyed, 1 fatal

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