Venue: Žofín Island (Žofín Gardens)
Event type: Popular social musical and dance events
Date: 21/06/1850 pm
Season: Summer
Keywords: Outdoor events, Public performance events
Brief details of this event were listed in the Tagesanzeiger texts of Bohemia 20/6/1850 and 21/6/1850, which noted that Harmoniemusik would be given on Friday 21st June in the afternoon on the Žofín Island. No further details of the event were related by the specified sources.