On the tertiary fluvio-marine formation of the isle of Wight

by Forbes, Edward
Published 1856

Contributions to the tertiary geology and paleontology of the United States

by Heilprin, Angelo (1853-1907).
Published 1884

Correlation papers: Eocene

by Clark, William Bullock
Published 1891

Correlation papers: Eocene

by Clark, William Bullock 1860-1917
Published 1891

<<The>> Eocene deposits of the Middle Atlantic slope in Delaware, Maryland, and Virginia

by Clark, William Bullock
Published 1896