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|All Authors / Contributors:||
Paul L Lyons; Oklahoma Geological Survey.
|Notes:||"Contouring based on data available through January 1964."
"Base map compiled by Geological Survey, U.S. Department of the Interior, 1950."
Includes "Index map of Oklahoma showing kind and quality of gravity control" and "Key to named anomalies."
|Description:||1 map : color ; 54 x 107 cm.|
|Series Title:||Map (Oklahoma Geological Survey), GM-7.|
|Responsibility:||by Paul L. Lyons, Geophysical Society of Tulsa, 1964.|