- ... that Belgian musician Adolphe Sax, who invented the saxophone, also devised the brass instrument saxtuba (pictured)?
- ... that Polish writer Franciszek Karpiński is best remembered through his hymns and carols?
- ... that Indian revolutionary poet Jwalamukhi was arrested for his writings in 1971?
- ... that the 1930 silent film A Daughter of the Congo was billed as a “talking, singing, dancing picture” although it only contained a single short sound sequence?
- ... that Daniel Hoevels's work has been described as "helping critics rediscover Hamburg's theater"?