Author, Original work · 55 titles
A Lei dos ApachesFilm· 1963Original work
Der SchutBook· 1908Author
A Trilha dos DesalmadosFilm· 1965Original work
A Saga ContinuaFilm· 1964Original work
O Tesouro dos RenegadosFilm· 1962Original work
ApanatschiFilm· 1966Original work
Winnetou und Shatterhand im Tal der TotenFilm· 1968Original work
Flechas ArdentesFilm· 1965Original work
A Batalha Final dos ApachesFilm· 1964Original work
Das Vermächtnis des InkaBook· 1949Author
O Mão de FerroFilm· 1965Original work
Carne Para AbutresFilm· 1964Original work