Digital aeromagnetic data and derivative products from a helicopter survey over the town of Blanca and surrounding areas, Alamosa and Costilla Counties, Colorado [electronic resource] / by Viki Bankey, V.J.S. Grauch, and Fugro Airborne Surveys Corporation.
Reston, Va. : Dept. of the Interior, U.S. Geological Survey, 2004.
Contains digital data, image files, and text files describing data formats and survey procedures for aeromagnetic data collected during a helicopter geophysical survey in southern Colorado during October 2003.