BENNETT, NIGEL SINKERS AND FLOATERS - FIRST EDITION - AUSTRALIA THE MACMILLAN COMPANY OF AUSTRALIA PTV. LTD. 1990 - 32P. - SCIENCE EXPLORERS . ISBN: 0732901804 Subjects--Topical Terms: SCIENCEFLOATING BODIESJUVENILE LITERATURE Dewey Class. No.: 532.2/BEN