Relief shown by contours, hachures, and spot heights.
Contour interval 20 feet. Datum is mean sea level.
Includes index of coal mining companies and generalized geological section.
"Oil, gas, and coal development correct to September 1, 1924, based upon field work and reports of A.F. Crider, F.M. Hutchinson, J.H. Gardner, and J.S. Hudnall."
"From U.S. Geological Survey topographic sheets surveyed in 1907-1911."
Covers Muhlenberg County, Kentucky.