dmic report effects of heat-treating and testing environments on the properties of refractory metals / by F.F. Schmidt, D.J. Maykuth, and H.R. Ogden to Office of the … Proceedings of a Conference on results of the first U.S. manned suborbital space flight, June 6, 1961, U.S. department of state auditorium / National Aeronautics … Strategic and theater nuclear forces