Claim: 1939 NCAA Swimming and Diving Championships (taken place March 24)  had nine teams and Michigan came in first.
Evidence: The 1939 NCAA Swimming and Diving Championships were contested March 24, 1938 at the third annual NCAA-sanctioned swim meet to determine the team and individual national champions of men's collegiate swimming and diving in the United States. For the third consecutive year, Michigan topped rivals Ohio State in the team standings, earning the host Wolverines their third national title. Michigan (H) Ohio State Princeton Yale Harvard
USC
Texas Northwestern Columbia
Iowa
Iowa Agricultural College 9