Lego Vintage 715 Basic Building Set w/Instructions and Box (Incomplete)

Lego Vintage 715 Basic Building Set w/Instructions and Box (Incomplete). The box is in very good condition. The set is missing some pieces. The trailer is missing some 6X1 grey pieces. The rear axle bar/stick to the car is slightly longer than it should be. There is 2 clear pieces (2 X 2) missing from the top of the car.