HAPPENIN’ OTSEGO for TUESDAY, JULY 31 Walking Tour At Historic Farm WALKING TOUR – 7 p.m. Explore historic Emmons Farm with descendants, followed by refreshments outside Woodchuck Knoll. Cost, $7/person. Reservation required. Meet at The Farmhouse at Emmons, 5649 St. Hwy. 7, Oneonta. 607-432-0960 or visit www.oneontahistory.org/upcomingevents.htm CONCERT – 7 p.m. Hanzolo performs groovy originals, funky covers. Lakefront Park, Cooperstown. Call 607-547-5256 or visit richcooperstown.org/lakefront-concert-series/…