3
|
|
Hydrostatics -- Experiments -- Juvenile literature. : Floating and sinking / Terry Jennings ; illustrations by David Anstey
|
1988
|
1
|
6
|
|
Hydrostatics -- Study and teaching (Secondary) : Elementary mechanics with hydrostatics / by D. Humphrey and E.A. Baggott
|
1939
|
1
|