2007 - The Linden Tree (Paperback) → Hardcover ISBN-13: 9781571316745 ISBN-10: 1571316744 Genres: Children's Books, Teen & Young Adult ? 2003 - Ambassador to the Penguins a Naturalist's Year Aboard a Yankee Whaleship (Hardcover) ISBN-13: 9781567922462 ISBN-10: 1567922465 Genres: Biographies & Memoirs, History, Travel, Science & Math 2 |