 Across the inlet he built a dam and a tidal gristmill.Each incoming tide filled the millpond behind the dam, and then, as the tide ebbed, the water was released through a millrace to turn the mill wheel.Nearby the mill, on the neck itself, Lispenard built his home, a stone house of one-and-a-half stories, with the front eaves extending to form the roof of a wide porch.