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Space History Photo: An experimental low-drag test panel is seen on the wing of a Douglas B-18 airplane in the spring of 1941. The panel was fitted with suction slots and pressure tubes for a free flight investigation of the transition from laminar to turbulent flow in the boundary layer.
Neil Delport's profile photoВладимир Низов's profile photo
hard work and testing pays off, and for these mega lads took off on too and beyond the moon.
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