How did both Rosemary Brown and Robert Schumann contribute to musical pieces?
Rosemary Brown (spiritualist): Rosemary Isabel Brown (27 July 191616 November 2001) was an English composer, pianist and spirit medium who claimed that dead composers dictated new musical works to her. Robert Schumann: Robert Schumann (8 June 181029 July 1856) was a German composer and influential music critic.
composer