Three years later, the US Open became the first major to offer equal prize money. Now, on this late summer day in 1975, two changes arrived for that year’s US Open. The first was a new surface.

Winner: Ben Hogan Jordan Spieth watches his tee shot on the sixth hole during the final round of the U.S. Open golf tournament at Chambers Bay on Sunday, June 21, 2015, in University Place, Wash ...