1990 - The Showandtell Mystery [New Bobbsey Twins, Bk 19] (Paperback) ISBN-13: 9780671692919 ISBN-10: 0671692917 Genre: Children's Books 2 1990 - The Secret at Sleepaway Camp [New Bobbsey Twins, Bk 18] (Paperback) ISBN-13: 9780671692902 ISBN-10: 0671692909 Genre: Children's Books ? |