1931 American-Sunbeam LP-1 Pup, NC956Y, sn 1
40 hp Salmson AD-9
Note, this photo has been touched-up. The oddly shaded area from the rear of the cockpit to the vertical at the tail skip is drawn in. Compare with the next photo.
The following was scanned from Jupter's book, U.S. Civil Aircraft Series, Vol. 9 p 158
This photo was apparently taken at the same time as the above. Note the propeller position is the same, the shadow are the same, the position of the rudder is the same, the dark-light pattern on the ground is the same, and there is no fabric in the area immediately behind the pilot.