1952 Pocket reissue – cover art by Tom Dunn 1951 Coward McCann hardcover 1952 Pocket paperback cover art by Tom Dunn
January 1956 issue ~ cover art by Ed Emshwiller January 1956 subscription issue – different cover from the newsstand issue gouache on illustration board, 13″ x 18″ [post updated 1/1/24]