Harpsichordist Rebecca Pechefsky has a knack for flamboyant Baroque repertoire and a taste for new sounds. At this concert, she plays seldom-encountered vintage pieces by François Couperin and Johann Ludwig Krebs, plus Six Harpsichord Miniatures by Mark Janello, winner of the 2012 Aliénor Competition for new harpsichord works. Reservations are required; make yours by calling 212-923-8008.