Margarita la tornera is an opera in three acts composed by Ruperto Chapí to a libretto by Carlos Fernández Shaw, based on a dramatic poem by José Zorrilla. It premiered on 24 February 1909 at the Teat

Guillermo Fernández-Shaw Iturralde was a Spanish poet and journalist. He is particularly known as a writer of libretti, primarily for zarzuelas. With Federico Romero, he wrote the libretti for two of