Abstract: Magazines and newsletters produced by the International Harvester Company for distribution to its dealerships, customers, and employees. Titles include but are not limited to: Tractor Farming and its subsequent titles up through IH Farm; Harvester World, later International Harvester World; International Harvester Today; International Trail; International Motor Truck Bulletin; Milwaukee Works Reporter; Triple Diamond Club; and West Pullman Plant News. The publications feature the company's agricultural equipment, motor truck, refrigeration, and construction equipment product lines. Some of the publications come from Argentina, Australia, Canada, France, Mexico, New Zealand, the Philippines, South Africa and the United Kingdom. Many of the publications are in bound volumes. Many titles are incomplete runs. Included are indexes to Harvester World from 1946 to 1970 and International Trail from 1955 to 1977.