Otto Harrassowitz died in 1920.
Otto Walter died in 1965.
Otto Trieloff died in 1967.
Otto Pilny died in 1936.
Otto Schüssler died in 1982.
Otto Emil Plath has written: 'Bumblebees and their ways' -- subject(s): Bumblebees, Insects
The cast of Die Otto Show - 1973 includes: Die Cherry Cats as Themselves Otto Waalkes as himself
Otto Harrassowitz died in 1920.
Otto Walter died in 1965.
Otto Trieloff died in 1967.
Otto Pilny died in 1936.
Otto Ammon died in 1916.
Otto Antonius died in 1945.
Otto Dresel died in 1890.
Otto Herschmann died in 1942.
Otto Brahm died in 1912.
Otto Braun died in 1955.