The New Canaan Men’s Club will hear about President Martin Van Buren, one of the less-remembered presidents in history, in a talk Friday by Mark Nunan at its weekly meeting in Morrill Hall at St. Mark’s Episcopal Church beginning at 10 a.m. Nunan, a familiar speaker at Men’s Club meetings, has previously described the careers of New York’s infrastructure power broker Robert Moses, former New York Mayor Fiorello La Guardia and former Senator Daniel Patrick Moynihan. Nunan’s remarks will begin…