Author
Geological Survey (U.S.)
5
Faust, Robert J.
2
Alexander, A. Gilliam
1
Bell, Edwin Allen, 1908-
1
Jefferson County (Ky.). Public Works and Transportation Department
1
Kellogg, Robert W.
1
Kentucky Geological Survey
1
Kentucky Natural Resources and Environmental Protection Cabinet
1
Kentucky. Department of Economic Development
1
Kulp, Willis K.
1
Lincoln Trail District (Ky.). Health Department
1
Lyons, Bridgett E.
1
Mull, D. S. 1933-
1
Quiñones, F.
1
Schultz, Paul E.
1
Whitesides, Douglas V.
1
Zettwoch, Douglas D.
1