Stone, A. Harris. Crystal from the sea : a look at salt / A. Harris Stone and Dale E Ingmanson ; illustrated by Peter P. Plasencia. - N.J. : Prentice-Hall, c 1969. - 63 p. : ills. ; 22 cm. 25 25 Subjects--Topical Terms: Salt -- Juvenile literature. Dewey Class. No.: 546.34 / S72c