Floating and Sinking Library Binding Jack Challoner

Floating and Sinking by Franklyn M. Branley (1967, Library Binding)

Sinking and Floating Library Binding Natalie M. Rosinsky

Floating and Sinking by Kay Davis and Wendy Oldsfield (1991, Library Binding)

Rocks and Minerals Library Binding Jack Challoner

Floating and Sinking Library Binding Karen Bryant-Mole