# N10217: Caldwell FOKKER TRI-PLANE, registration cancelled 1984-10-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 26, 1984
- Status when cancelled: Administratively canceled
- Airframe: [Caldwell FOKKER TRI-PLANE](https://openairdocs.org/model/caldwell-fokker-tri-plane) (registry code 0562371)
- Serial number: 1
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 5, 1972
- Last registry action: October 26, 1984
- Mode S code: A00EBD
- Owners when cancelled: [Caldwell William M](https://openairdocs.org/faa-owner/CALDWELL%20WILLIAM%20M), [Ft Sill Flying Club](https://openairdocs.org/faa-owner/FT%20SILL%20FLYING%20CLUB)
- Location: [Lakewood, CO](https://openairdocs.org/faa-place/CO/Lakewood)
- Owner type: Individual
- Owner's area on the map: 39.7101° N, 105.0921° W: Placed by OpenAirDocs at the center of ZIP code 80226, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N10217
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=10217
- Page: https://openairdocs.org/deregistered/N10217-1984-10-26

From the FAA registry file of November 5, 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 Caldwell FOKKER TRI-PLANE: https://openairdocs.org/model/caldwell-fokker-tri-plane.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 DEN81FTE71](https://openairdocs.org/ntsb/DEN81FTE71), Sep 17, 1981: Caldwell Folker (N10217), Broomfield, CO, destroyed

## 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 19810917064409A](https://openairdocs.org/incident/19810917064409A), Sep 17, 1981: Amtrrf FOKKERDR1 (N10217), Broomfield, CO, Destroyed. Unable to climb on takeoff. Struck road embankment and burned. Was trying out new type of propeller.

## Other aircraft with N10217

- [Cancelled 1960-01-19](https://openairdocs.org/deregistered/N10217-1960-01-19): Grumman G-164A, S/N 17. Exported to Uruguay. Owner: [Sschweizer Aircraft Corp](https://openairdocs.org/faa-owner/SSCHWEIZER%20AIRCRAFT%20CORP)
- [Cancelled 1934-07-30](https://openairdocs.org/deregistered/N10217-1934-07-30): Northrop Glider NORTHROP ONE, S/N 1-RR. Owner: [Rocky River High School Glider Club](https://openairdocs.org/faa-owner/ROCKY%20RIVER%20HIGH%20SCHOOL%20GLIDER%20CLUB), [Rocky River, OH](https://openairdocs.org/faa-place/OH/Rocky%20River)

---
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.