International Harvester diesel crawler tractor pulling sheepsfoot rollers
View of International Harvester diesel crawler tractor pulling sheepsfoot rollers during World War II. Label on back: "From International Harvester Division. International Harvester Company, 180 North Michigan Avenue, Chicago 1, Illinois. JFF-9-20-44. I-1012-HH. When a jungle is cleared and the rough grading finished, sheep's-foot rollers, pulled by big International diesel crawlers, pack the earth for the planes. Official U.S. Navy photo." Handwritten on back: "Bulldozers."