Columbia subject headings:
Mozart, Wolfgang Amadeus, 1756-1791--Travel--Czechoslovakia.
Mozart, Wolfgang Amadeus, 1756-1791--Travel--Germany.
Harvard subject headings:
Mozart, Wolfgang Amadeus, 1756-1791--Journeys--Czech Republic--Prague.
Mozart, Wolfgang Amadeus, 1756-1791--Journeys--Germany.
Princeton subject headings:
Mozart, Wolfgang Amadeus, 1756-1791--Travel--Czechoslovakia.
Mozart, Wolfgang Amadeus, 1756-1791--Travel--Germany.