Aeromagnetic map of part of the Newburyport West quadrangle, Essex County, Massachusetts, and Rockingham County, New Hampshire
By: ...compiled by the U.S. Geological Survey ; prepared in part in cooperation with the Commonwealth of Massachusetts Department of Public Works.
Contributors: Massachusetts. Dept. of Public Works.
Series: Geophysical investigations map -- GP-714.; Geophysical investigations (Geological Survey (U.S.)) -- GP-714.
Publisher: U.S. Geological Survey
Place of publication: Washington, D.C
Format: Map
Subjects: Geomagnetism -- Massachusetts -- Essex County -- Maps.; Geomagnetism -- New Hamphire -- Rockingham County -- Maps.; Essex County (Mass.) -- Maps.; Rockingham County (N.H.) -- Maps.
Genres: Maps.
Other titles: Newburyport West quadrangle, Massachusetts and New Hampshire.
Notes: Includes index map.