1986 - By the Sweat of Thy Brow Work in the Western World (Hardcover) → Paperback ISBN-13: 9780313253232 ISBN-10: 0313253234 ? 1967 - Technology in Western Civilization Volume 1 the Emergence of Modern Industrial Society Earliest Times to 1900 [The Emergence of Modern Industrial Society Earlies Times] (Hardcover) ISBN-13: 9780195009385 ISBN-10: 019500938X Genre: Science & Math ? 1967 - Technology in Western Civilization Volume 2 Technology in the Twentieth Century (Hardcover) ISBN-13: 9780195009392 ISBN-10: 0195009398 ? |