20+ Manual are vintage have great aging to them. Some stains on covers and very few pages with notes. See all photos for catalogs and tears included. The product is a lot of vintage original parts operating equipment manuals OEM International Harvester tractor parts and owner’s manual from the 1940’s to 1960’s. The parts catalog includes information on compatible Harvester models and equipment makes, specifically focusing on International Harvester tractors. This collection is a valuable resource for individuals and businesses looking to repair or restore vintage International Harvester tractors from the 1940s to 1960s.