naca wartime report Wind tunnel tests of air inlet and outlet openings on a streamline body / by John V. Becker Meteorological message for the artillery - USA Voorschrift, Technical Regulations, No. 1236-1 Wind equipment SCM-20-A and wind equipment AN/GMQ-1 - USA Voorschrift, Technical Manual, 11-429 Cave of the Winds : the remarkable history of the Langley Full-Scale Wind Tunnel