1926
29:03:30
Argentina
Men
55-59
1927
29:11:36
Mexico
Men
50-54
1928
29:23:32
Argentina
Women
55-59
1929
29:23:51
Chile
Women
35-39
1930
29:23:53
Argentina
Women
55-59
1931
29:25:34
Argentina
Men
20-34
1932
29:29:11
Argentina
Men
50-54
1933
29:38:56
Argentina
Men
60-64
1934
29:46:38
Argentina
Women
40-44
1935
29:49:06
Mexico
Men
50-54
1936
29:51:47
Argentina
Men
55-59
1937
29:59:12
Argentina
Women
50-54
1938
30:00:30
Argentina
Women
55-59
1939
30:23:34
Argentina
Men
55-59
1940
30:31:12
Argentina
Women
50-54
1941
30:33:10
Argentina
Women
40-44
1942
30:41:25
Panama
Men
40-44
1943
30:48:06
Argentina
Men
55-59
1944
30:48:45
Argentina
Women
45-49
1945
31:01:46
Argentina
Men
50-54
1946
31:11:37
Argentina
Men
65-69
1947
31:16:23
Brazil
Men
50-54
1948
31:16:43
Brazil
Women
45-49
1949
31:43:24
Argentina
Women
45-49
1950
31:44:23
Argentina
Men
50-54
