Bibliografía (16 obras)
Tiziano
1976
Botticelli
Veronese
Michelangelo
Savonarola
1973
Abramo Lincoln
1971
Dante und seine Zeit
1970
Lorenzo il Magnifico.
Lincoln
1969
The life and times of Michelangelo (Portraits of greatness)
1968
Dante
1967
The life & times of Michelangelo
The life, times and art of Michelangelo
1966
Caravaggio
1951
Mantegna
1938
