Cloth. Condition: Very Good. Second edition. Oblong clothbound book. Issued without dustwrapper. 8 1/4" wide x 5 1/4" tall. Stated second edition. Unpaginated. Text and conception by Burroughs with illustrations by Gale. Faint sticker shadow to the inside front pastedown. Light fade to blue cloth covers at the edges else a very good example.