1983 - The Trembling Earth Probing and Predicting Quakes (Other) ISBN-13: 9780684178844 ISBN-10: 0684178842 Genre: Science & Math ? 1977 - Colonies in Space the Next Giant Step (Hardcover) ISBN-13: 9780152194000 ISBN-10: 0152194002 Genre: Children's Books ? 1977 - Quasars Pulsars and Black Holes a Detective Adventure of Our Universeand Beyond (Paperback) ISBN-13: 9780671809478 ISBN-10: 0671809474 Genre: Science & Math ? 1976 - Quasars Pulsars and Black Holes a Scientific Detective Story (Hardcover) ISBN-13: 9780684145013 ISBN-10: 0684145014 Genres: Science & Math, Engineering & Transportation ? |