Mechanical and Aerospace Engineering - 1979 Smetana, F. O. F., & S. R. (1979). Recent results obtained with a new method for measuring power and drag in flight. SAE Business Aircraft Conference, (April). Results of heating mode performance tests of a solar-assisted heat pump. (1979). NASA Contractor Report, CR 3112(April). Smetana, F. O., & Fox, S. R. (1979). Flight evaluation of predicted light aircraft drag, performance, and stability. NASA Contractor Report, CR 158076(May). An analytical investigation of the the effectiveness of solar collectors as nighttime heat radiators. (1979). NASA Contractor Report, CR 3111(March). Smetana, F. O., Bladen, P. G., & Dameron, T. B., III. (1979). A home-size solar-powered engine for cooling systems or generation of electricity. Mechanics of bimodulus materials : ?b presented at the ASME winter annual meeting, New York, New York, December 2-7, 1979. New York: ASME.