# NTSB MKC69D0433: Aeronca LB-65, N33756, Wh.Bear Lake, MN, April 29, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 29, 1969
- Place: Wh.Bear Lake, MN · WH.BEAR LAKE, MN
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 26, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 182317
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC69D0433
- Page: https://openairdocs.org/ntsb/MKC69D0433

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1152  69/4/29    WH.BEAR LAKE,MINN   AERONCA LB-65       CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 44, 89 TOTAL
        TIME - 1720                    N33756              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  HOURS, 67 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - NORTHPORT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        REMARKS- STRUCK GOPHER HOLE. RT WHEEL SEPARATED. CONT FLT AND LANDED WITH FURTHER DAMAGE.
```

## Aircraft

- Registration: [N33756](https://openairdocs.org/deregistered/N33756-2024-03-23), registration cancelled 2024-03-23, S/N L13401, built 1941 (OpenAirDocs)
- Reported make and model: AERONCA LB-65
- Registry model: [Aeronca 65-LB](https://openairdocs.org/model/aeronca-65-lb) (registry code 0190932) (OpenAirDocs)
- Registry engine: [Lycoming 0-145B series](https://openairdocs.org/engine/lycoming-0-145b-series) (registry code 41502, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Northport

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.