From 1944 to 1946 it offered $10,000 winner's prize. The purses dropped to normal PGA Tour levels when May added the World Championship of Golf to the events played at Tam O'Shanter. May eventually added men's amateur, women's open, and women's amateur "All American" and "World Championship" events, all played at Tam O'Shanter over a two-week period in August.
During 1944-1946, the tournament provided a $10,000 prize for the winner. The purses returned to normal PGA Tour levels when May included the World Championship of Golf in the schedule at Tam O'Shanter. May later added men's amateur, women's open, and women's amateur "All American" and "World Championship" events, all held at Tam O'Shanter over a two-week period in August.