1979 - World of Machines Machines and Building [The world of machines] (Paperback) → Paperback ISBN-13: 9780222006080 ISBN-10: 0222006080 ? 1977 - World of Machines Machines and Farms [The world of machines] (Paperback) ISBN-13: 9780222004147 ISBN-10: 0222004142 ? World of Machines Machines and War [The world of machines] (Paperback) → Paperback ISBN-13: 9780222004420 ISBN-10: 0222004428 ? |