Very neat old manuals from the International Textbook Company of Scranton, PA, copyright 1935 & 1936. Set of 3, Machine Design I, II, & III. Very neat old manuals, I and III in great, readable shape with minor signs of wear on covers. Volume II has significant damage to spine as shown in photos but can be read if treated with care. Hardback. I have a good number of these, please email me if you are looking for a specific volume or subject.