Aeromagnetic map of the Pound Ridge quadrangle, Westchester County, New York, and Fairfield County, Connecticut
By: Department of the Interior, United States Geological Survey ; prepared in cooperation with the State of Connecticut Geological and Natural History Survey.
Contributors: State Geological and Natural History Survey of Connecticut.
Series: Geophysical investigations -- map GP-821.; Geophysical investigations (Geological Survey (U.S.)) -- GP-821.
Publisher: U.S. Geological Survey
Place of publication: Washington, D.C
Format: Map
Subjects: Geomagnetism -- Connecticut -- Fairfield County -- Maps.; Geomagnetism -- New York (State) -- Westchester County -- Maps.
Genres: Maps.
Other titles: Pound Ridge quadrangle, Connecticut and New York.
Notes: Includes index map.