Writing
We don't have a biography for Robert Holles yet.
7.0·1964
6.6·1970
4.2·1965
6.0·1956
7.5·1972
8.5·1972
8.0·1964
7.0·1977
10.0·1972
8.0·1971
7.0·1965
9.0·1961
1978
1974
1973
1972
1971
1970
1967
1965
1961