A forest of the coal age
By: by B. E. Dahlgren, Acting Curator, Dept. of Botany.
Contributors: Field Museum of Natural History. Dept. of Geology.
Series: Field Museum of Natural History. Geology leaflet 14; Fieldiana, Popular series, Geology, no. 14; Geology leaflet -- no. 14
Publisher: Field Museum Press
Published: 1933
Place of publication: Chicago
Number of pages: 39
Subjects: Petrified forests.; Paleobotany -- Carboniferous.; Bossen.; Carboon.