TY  - BOOK
AU  - Knowlton,Frank Hall
AU  - Berry,Edward Wilber
TI  - The flora of the Denver and associated formations of Colorado
AV  - QE924 .K68
PY  - 1930///
CY  - Washington
PB  - U.S. Gov't. Print. Off.
KW  - Paleobotany
KW  - Colorado
KW  - Paleontology
KW  - Cretaceous
KW  - Tertiary
N1  - At head of title: United States Department of the Interior; Includes bibliographical references
ER  -