Nevertheless he went on composing, writing operettas in the 1920s.
These became very successful and three years later he stopped writing operettas.
Olterdissen's lack of business skill led him to gather a significant debt which he tried to alleviate by writing plays and operettas.
He went back to Vienna and began writing operettas, becoming a serious rival to Franz Lehár.
He primarily wrote oratorios, musicals and operettas.
In larger forms, he wrote cantatas, oratorios, and operettas.
He narrated the 1951 film Waters of Time and later wrote plays, operettas, and musicals for the stage.
His experience in writing operettas, however, had convinced him that his own creative talents were inadequate for the task.
Apart from being a zarzuela author and translator, Mariano wrote poetry, short stories, dramas, and operettas.
Franz von Suppé is another composer who wrote operettas in the Austrian tradition.