1970 Final,Australian Open • Grand Slam 1972 Final,Kitzbuhel • ATP 250 1970 Bastad • ATP 250 1975 Semi final,Australian Open • Grand Slam 1976 Semi final,Cincinnati • ATP Masters 1000 1976 Semi final,Sydney • ATP 250 1975 Quarter final,Australian Open • Grand Slam 1972 Quarter final,Australian Open • Grand Slam 1970 4th round,French Open • Grand Slam 1969 Quarter final,National Bank Open • ATP Masters 1000 1969 Quarter final,Cincinnati • ATP Masters 1000 1969 4th round,Rome • ATP Masters 1000 1976 Quarter final,Tokyo • ATP 500 1975 Quarter final,Tokyo • ATP 500 1970 Quarter final,Washington • ATP 500 1970 Quarter final,Queen's • ATP 500 1977 Semi final,Munich • ATP 250 1976 Quarter final,Düsseldorf • ATP 250 1975 Quarter final,Auckland • ATP 250 1975 Quarter final,Houston • ATP 250 1975 Quarter final,Houston • ATP 250 1975 Quarter final,Houston • ATP 250 1975 Semi final,Auckland • ATP 250 1975 Quarter final,Adelaide • ATP 250 1975 Quarter final,Adelaide • ATP 250 1977 3rd round,Australian Open • Grand Slam 1974 3rd round,Wimbledon • Grand Slam 1973 3rd round,Australian Open • Grand Slam 1969 3rd round,Wimbledon • Grand Slam 1968 3rd round,French Open • Grand Slam