1. Howell, Robert R; and McKlnney, Llnwood W.: The U.S. 2.5 Meter Cryogenic H i g h Reynolds Number Tunnel. Paper presented a t t h e 1 0 t h Congress o f t h e I n t e r n a t i o n a l Counci I o f t h e Aeronautlcal Sciences ( I C A S ) , Ottawa, Canada, Oct.3-9,1976. A l s oNASA CP-2009, 1977, pp.27-51.