What Austro-Hungarian composer helped produce "Princess Flavia" and "New Moon"?
Princess Flavia Princess Flavia is a 1925 operetta in three acts based on Anthony Hope's novel "The Prisoner of Zenda", with book and lyrics by Harry B. Smith and music by Sigmund Romberg.
Ferdinand Barlow Ferdinand Frédéric "Fred" Barlow (2 October 1881 – 3 January 1951) was an 20th-century French classical composer.