What was Ben Hogan's last PGA Tournament?

Ben Hogan last win was the colonial National in 1959. He competed in both the master and US open in 1967 tying for 10th in the masters and finishing 34th in the US open. He captained the US Ryder cup in 1967 (for the third time). Hogan never played on the senior tour%26gt; I cannot verify that the US open was his las PGA event. He did not play in the 1967 PGA tournament His last PGA championship was 1965 tied for 9th.|||1953 The Masters, Pan American Open, Colonial National Invitation, U.S. Open, The Open Championship (designated as a PGA Tour win in 2002)|||he hit 3 balls in a row out of bounds in the 1970 colonial invitational. and withdrew. there are pics of him being taken to the club house in a 3 wheel golf cart. he looked very dejected.