Curtiss HS-2 in Flight
Here we see a Curtiss HS-2 in flight c 1918-20, with all three crew men clearly visible.
How to cite this article:
Rickard, J (20 February 2021), Curtiss HS-2 in Flight , http://www.historyofwar.org/Pictures/pictures_curtiss_HS2_in_flight.html