OVER SEA, UNDER STONE by SUSAN COOPER, Illus. MARGERY GILL – 1965 Fantasy
Cooper, Susan.OVER SEA, UNDER STONE. Illustrated by Margery Gill. New York: Harcourt, Brace & World, Inc., (1965). Hardcover, bound in cream cloth titled in charcoal on the spine with a charcoal illustration on the front cover, in a pictorial brown, white and blue dust wrapper.