Author
Geological Survey (U.S.)
8
Gilbert, Francis P.
2
Zietz, Isidore, 1919-
2
Bates, Robert Glenn, 1923-
1
Bell, Henry, 1923-1989
1
Carpenter, P. Albert, III
1
Henderson, John R.
1
Kirby, John R.
1
North Carolina. Division of Land Resources
1
North Carolina. Geological Survey Section
1
Riggle, Frederic E.
1
Stockard, H. P.
1
Stromquist, Arvid A.
1
Sundelius, Harold W., 1930-
1