The failure of the pilot to feather the left propeller and his failure to maintain control of the airplane following a loss of engine power from the left engine resulting in the in-flight collision with terrain. A factor in the accident was the loss of power from the left engine for undetermined reasons.

failure of the pilot to maintain adequate airspeed, while maneuvering (turning) at low altitude, which resulted in an inadvertent stall and collision with the terrain. Factors relating to the accident were: the adverse weather conditions, and the lack of altitude for recovery from the stall.

THE PILOT'S FAILURE TO COMPENSATE FOR WINDS DURING THE INITIAL TAKEOFF THAT RESULTED IN THE AIRPLANE COLLIDING WITH THE RUNWAY, EXCEEDING THE DESIGN LIMITS OF THE AIRCRAFT AND UPON LANDING AT THE DESTINATION AIRPORT, THE COLLAPSE OF THE MAIN LANDING GEAR.