Winchell, N.H.2010-03-242010-03-241880https://hdl.handle.net/11299/597442 p. This series includes circulars and announcements that were designed to inform the public in the Survey’s early days of its plans, activities, and needs. Few copies of each were printed.To owners of mills and unimproved water-powersen-USCircular 6. Hydrology and water powersOther