Gavin Black, harpsichordist, will offer a program of early Italian and English music played on an antique harpsichord, c. 1680, at the Emery Center in Farmington, Saturday, Nov.7, at 7:30 p.m. This concert will be performed on an antique Italian Harpsichord, c. 1680. The single-manual instrument is inscribed “Cadavoglio in Piazza Madama.” The identity of Cadavoglio is unknown. Gavin is the director of the Princeton Early Keyboard Center — the only known school in which students can play and practice regularly on antique keyboard stringed instruments. Admission at the door is $12. Free for 18 and under and students with ID.