Chicago: Follett Pub. Co., 1967. Third printing. Octavo in black DJ, 30 p, color illustrations, 21 cm. Extremely mild rubbing to spine head and foot, exceedingly gentle rubbing to front board-rear corner, extremely mild bumping to other 3 corners, small rubbed mark to front board (less than quarter-inch), faint soiling to two fore-edges, two inch tear to rear DJ, almost one inch closed tear to front DJ, quarter-inch tear to front DJ, less than quarter-inch tear to front DJ, two very small tear to rear DJ (less than quarter-inch tear to rear DJ, very gentle rubbing to rear DJ, else Very Good(+) in Very Good(-) DJ. Hardcover.Uncommon in jacket. Chiefly an introduction to the earth's crust and interior, explaining the basis for various land formation through an examination of the activities in the earth's core and mantle. Series: Follett beginning science books. Earth (Planet) -- Juvenile literature.
