Lunar impact : the NASA history of Project Ranger / R. Cargill Hall ; introduction to the Dover edition by Paul Dickson. Hall, R. Cargill. Project Ranger. TL789.8.U6 R35314 2010 629.4353 22 HAL "... Unabridged republication of the work originally published in the NASA history series (NASA SP-420), Washington, D.C., in 1977. A new introduction ... has been specially prepared for this edition"--T.p. verso. Includes bibliographical references and index. Mineola, N.Y. : Dover Publications, c2010. c2010. 2010 Text xvii, 450 p. : eng Dover books on astronomy NASA history series. NASA SP ; 4210. Dover books on astronomy. Moon Exploration.