Magnetic and gravity study of the Paducah 1°x2° CUSMAP quadrangle, Illinois, Indiana, Kentucky, and Missouri / by Thomas G. Hildenbrand, Robert P. Kucks, and Paul C. Heigold.
Imprint
Washington : U.S. G.P.O. ; Denver, CO : For sale by USGS Information Services, 1996.
"A joint study conducted in collaboration with the Illinois State Geological Survey, the Indiana Geological Survey, the Kentucky Geological Survey, and the Missouri Division of Geology and Land Survey."
Form
Also available via Internet from the USGS web site.
Bibliography
Includes bibliographical references (pages 20-22).