New York Polyphony, described by NPR as “one of the foremost vocal chamber ensembles active today,” will return to the landmarked Jamesport Meeting House on Saturday evening, October 14, at 7:30, as part of its premier 1731 Series in a concert partly funded by a grant from Suffolk County­­­­­­­­­­­.  Sponsor tickets are $50, general tickets $20, available below.  A reception will follow the performance.