Branley, Franklyn M. Floating and sinking / by Franklyn M. Branley. Illustrated by Robert Galster. - New York : Crowell, 1967. - unp. : ill. - Let's read-and-find-out science books . Explains briefly why an object floats or sinks. LCCN: 67015396 Subjects--Topical Terms: Physics--Experiments.Floating bodies. Dewey Class. No.: 532