RT Sound Recording DB /z-wcorg/ DS http://worldcat.org ID 277445425 LA English T1 Excursions in science. Excursions in science. Program no. 77, Program no. 78, Program no. 77, Program no. 78, A1 Tupper, Howard., Markham, Emerson., McEachron, K. B., Fisher, George J. B.,, Goldin, J. David., Andrew W. Mellon Foundation., Marr Sound Archives., PB General Electric PP Schenectady, N.Y. YR 1943 AB Program no. 77: A discussion about modern experimentations with lightning and the scientists who made it possible. Based on a research by Dr. Karl B. McEachron. Program no. 78: A discussion about the science of designing bomb shelters that can withstand bombs of large blast capacity. Based on a research by Col. George J.B. Fisher.