Funeral of George Matzka Online Archive of notice from June 17 1883, in New York Times of Upcoming Funeral of George Matzka . Link to PDF which contains brief biography. Born in Coburg in 1825, came to US in 1853 (1852 according to Grove 1920).
Question - perhaps this is the Matzka who conducted the US premiere of Tchaikovsky's Romeo & Juliet Fantasy-Overture on 22 April 1876 (see NY Philharmonic US Premieres)?