“The Woodland Period in Eastern New York : The Archaeology of a Changing Landscape” with State Archaeologist Christina Rieth. NYS Archaeologist Rieth will discuss NY's Woodland Period (c. 1000 BC - 1500 AD), its archaeology, and an ongoing  excavation at the Pethick Site in Schoharie. Cost: $5, free for members. 2 p.m. at Mabee Farm Historic Site, 1100 Main Street, Rotterdam Junction, 12150