1988 - The Shell Gift of the Sea (Hardcover) ISBN-13: 9780810980587 ISBN-10: 0810980584 Genre: Science & Math ? 1973 - The Shell Five Hundred Million Years of Inspired Design (Hardcover) → Paperback, Hardcover ISBN-13: 9780810904842 ISBN-10: 0810904845 Genre: Science & Math ? 1972 - The Shell Five Hundred Million Years of Inspired Design (Other) → Paperback, Hardcover ISBN-13: 9780345026897 ISBN-10: 0345026896 Genre: Science & Math ? The Shell Five Hundred Million Years of Inspired Design (Hardcover) → Paperback, Hardcover ISBN-13: 9780792447160 ISBN-10: 0792447166 ? |