John Oven (Author) ENCYCLOPEDIA of DISCOVERIES: Skywatching : 4-BOOK-BOX SET 4-Volume-set John Oven (Author) - San Francisco Fog City Press (2004) - 608 p. : Col, ill. 22 cm 4-Volume-set: Nature, Science and History, Reptiles and Insects, Skywatching ISBN: 1740895460 ISSN: 978-1740895460 Subjects--Topical Terms: NUST Dewey Class. No.: 030 / ENC