CREATE TABLE table_34305 ("Date" TEXT, "Tournament" TEXT, "Winning score" TEXT, "Margin of victory" TEXT, "Runner ( s ) -up" TEXT)

What was the name of the tournament played on Jun 17, 1973?
SELECT "Tournament" FROM table_34305 WHERE "Date" = 'jun 17, 1973'
SELECT "Tournament" FROM "table_34305" WHERE "Date" = 'jun 17, 1973'