This object is not on display at the National Air and Space Museum. It is either on loan or in storage.
Collection Item Summary:
[On envelope:] 9/1/30 - 4 PL Robin with S.F. and F.A. [Right side view of Curtiss Robin 4C-2 (r/n 510N) on the ground; aircraft is fitted with slots, flaps and floating ailerons (tipped up in this view); man standing at right side of frame.]
Collection Item Long Description: