# NTSB MKC66F0454: Piper PA-11, N78820, Tolstoy, SD, January 25, 1966

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: January 25, 1966
- Place: Tolstoy, SD · TOLSTOY, SD
- Location: 45.2081° N, 99.6140° W: Placed by OpenAirDocs: center of Tolstoy, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.2081&lon=-99.6140&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed, report August 29, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 201515
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC66F0454
- Page: https://openairdocs.org/ntsb/MKC66F0454-201515

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0157  66/1/25  NR.TOLSTOY S DAK      PIPER PA-11         CR-  0  1  0  MISCELLANEOUS             PRIVATE, AGE 36, 548
        TIME - 1100                    N78820              PX-  0  0  1  HUNTING                   TOTAL HOURS, 520 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
```

## Aircraft

- Registration: [N78820](https://openairdocs.org/deregistered/N78820-2014-11-19), registration cancelled 2014-11-19, S/N 11-1594, built 1947 (OpenAirDocs)
- Reported make and model: PIPER PA-11
- Registry model: [Piper PA-11](https://openairdocs.org/model/piper-pa-11) (registry code 7101102) (OpenAirDocs)
- Registry engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

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.

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