TY - RPRT TI - A preliminary, full spectrum, magnetic anomaly grid of the United States with improved long wavelengths for studying continental dynamics: A website for distribution of data AU - D. Ravat AU - Carol A. Finn AU - P. Hill AU - R. Kucks AU - J. Phillips AU - R. Blakely AU - C. Bouligand AU - T. Sabaka AU - A. Elshayat AU - A. Aref AU - E. Elawadi PY - 2009 DO - 10.3133/ofr20091258 UR - https://pubs.usgs.gov/publication/ofr20091258 ID - ofr20091258 ER -