Clarke, Arthur C. 1917-2008 The exploration of space / Arthur C. Clarke - [Rev. ed.] - [Harmondsworth] : Penguin Books, 1957 [Revised 1958 ] - 192 p. : ill. ; 18 cm - Pelican books ; A434 . - A434 Pelican books ; . Includes index Subjects--Topical Terms: Astronautics Dewey Class. No.: 629.4 / CLE 1958