Catherall, E A.
Working with sounds / [by] E. A. Catherall [and] P. N. Holt. Illustrated by Nicholas Quilliam. - Chicago : Whitman, 1969,c1964. - 48 p. : ill. - The Working-with-science series .
Simple experiments explain the principles of sound and the different ways it can be transmitted.
0807592358
68009118
Sound.
534
Working with sounds / [by] E. A. Catherall [and] P. N. Holt. Illustrated by Nicholas Quilliam. - Chicago : Whitman, 1969,c1964. - 48 p. : ill. - The Working-with-science series .
Simple experiments explain the principles of sound and the different ways it can be transmitted.
0807592358
68009118
Sound.
534