20K Olympic Games
1972 – 10 th - 1:32:53.4 - Munich, Germany

50K Olympic Games
1972 – 3 rd - 4:00:46.0 - Munich, Germany
1968 – 3 rd - 4:31:55.4 - Mexico City, Mexico

50K World Cup
1977 – 13 th - 4:19:56 - Milton Keynes, Great Britain
1967 – 22 nd - 5:06:08.0 - Bad Saarow, East Germany

50K World Championships
1976 – 21 st - 4:16:47 - Malmo, Sweeden

20K Pan Am Games
1975 – 3 rd - 1:37:54.0 - Mexico City, Mexico

50K Pan Am Games
1971 – 1 st - 4:38:31 - Cali, Columbia
1967 – 1 st - 4:26:20.8 - Winnipeg, Canada