Description of coal flora of the Carboniferous formation in Pennsylvania and throughout the United States /
by Leo Lesquereux.
APA Citation
Lesquereux, L. (188084). Description of coal flora of the Carboniferous formation in Pennsylvania and throughout the United States. Harrisburg: Board of Commissioners for the Second Geoglogical Survey.
MLA Citation
Lesquereux, Leo, 1806-1889. Description of Coal Flora of the Carboniferous Formation In Pennsylvania And Throughout the United States. Harrisburg: Board of Commissioners for the Second Geoglogical Survey, 188084.
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