Misc: The Voyage of the Beagle told of which scientist's discoveries?

Questions

Which pianist served as Prime Minister of Poland?

Which monarch performed, composed and published flute concertosand sonatas?

Who helped inaugurate New York's Carnegie Hall in 1891?

Conductor Sir Thomas Beecham once said: "Thereare two golden rules for an orchestra: start together and.... (what)"?

Eduard Hanslick (1825-1904) was famous in what capacity?