AUTHOR
American Geological Institute
4
Bates, Robert Latimer 1912-
2
Jackson, Julia A. 1939-
2
Burgunker, Mark E.
1
Facts on File, Inc
1
Fairbridge, Rhodes W. 1914-2006
1
Howell, J. V. 1891-
1
Huebner, Walther
1
Lapidus, Dorothy Farris
1
Nelson, A. 1893-
1
Nelson, K. D. 1921-
1
Rice, C. M. 1874-
1
Seybert, Carl K.
1