0 1930 US Open at Merion, Bobby Jones Wins the Grand Slam Posted on June 3, 2013 by Jeff Skinner Countdown to the U.S. Open: 10 days Related ArticlesMerion Golf Club’s Historic 11th Hole10 Things I Think….Masters StyleJordan Spieth’s Great Day at Chambers BayMatthew Fitzpatrick, Low Am Matches Bobby JonesInbee Park & Her Grand Slam Dream