Wind-tunnel investigation of an NACA 23021 airfoil with two sizes of balanced split flaps

Schuldenfrei, Marvin J
naca-wr-l-449
February 1941


No Abstract Available

An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1941/naca-wr-l-449.pdf