Aeromagnetic map of parts of the Elizabethtown and Port Henry quadrangles, Essex County, New York /Author: Balsley, J. R.
Publisher: Washington, D.C. : The Survey,
Date: 1965. This title can be found in 1 Iowa libraries.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.