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Carte des anomalies magnétiques de l'Amérique du Nord = Magnetic anomaly map of North America /
Magnetic anomaly map of North America
Catalog Record - Electronic Resource Available
Accompanied by text: Magnetic anomaly map of North America ; processing, compilation, and geologic mapping applications of the new digital magnetic anomaly database and map of North America. Includes inset of Hawaii. French, English, and Spanish. Also available via the Internet from USGS Web site.
North American Magnetic Anomaly Group