Author
Zietz, Isidore, 1919-
Geological Survey (U.S.)
8
Gilbert, Francis P.
4
Riggle, Frederic E.
4
Andreasen, Gordon E., 1924-
3
Geological Survey (U.S.),
3
Kirby, John R.
3
Kirby, John R., Jr
3
Daniels, David L. 1937-
2
Blake, Clark
1
Grantz, Arthur, 1927-2021,
1
Henderson, John R.,
1
Higgins, Michael W.
1
Indiana. Geological Survey
1
International Upper Mantle Project
1
Karl, John H.
1
Kirby, J. R.
1
Maryland Geological Survey
1
Michigan. Geological Survey Division
1
Nevada Bureau of Mines and Geology
1
New York State Geological Survey
1
North Carolina. Division of Land Resources
1
Ostrom, Meredith E. 1930-
1
Sims, P. K. 1918-2011
1
South Carolina Geological Survey
1
Stockard, H. P.
1
Wahrhaftig, Clyde, 1919-1994
1