# NTSB UNK64X3835: Piper PA23, N1252P, Markham, IL, September 6, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: September 6, 1964
- Place: Markham, IL · MARKHAM, IL
- Location: 41.6000° N, 87.6905° W: Placed by OpenAirDocs: center of Markham, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6000&lon=-87.6905&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed, report August 9, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 182746
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3835
- Page: https://openairdocs.org/ntsb/UNK64X3835

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1016   64/9/6    MARKHAM ILL         PIPER PA23          CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 50, 1122
        TIME - 1440                    N1252P              PX-  2  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 220 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HOWELL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           STALL: SPIN                                              IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        REMARKS- WOMAN PASS OCCUPYNG CO-PLT SEAT-WAS A RATED COMMPLT RATED IN SINGLE-ENG AIPLANES AND ROTORCRAFT.
```

## Aircraft

- Registration: [N1252P](https://openairdocs.org/deregistered/N1252P-1964-10-19), registration cancelled 1964-10-19, S/N 23-278 (OpenAirDocs)
- Reported make and model: PIPER PA23
- Registry model: [Piper PA-23](https://openairdocs.org/model/piper-pa-23) (registry code 7102302) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Howell

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.

---
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.