Fossil wood and lignite of the Potomac formation

Frank Hall Knowlton

doi:10.3133/b56

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Fossil wood and lignite of the Potomac formation

Bulletin 56

By: Frank Hall Knowlton

https://doi.org/10.3133/b56

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Abstract

Suggested Citation

Knowlton, F.H., 1889, Fossil wood and lignite of the Potomac formation: U.S. Geological Survey Bulletin 56, 72 p. :vii pl. ;24 cm., https://doi.org/10.3133/b56.

Additional publication details
Publication type	Report
Publication Subtype	USGS Numbered Series
Title	Fossil wood and lignite of the Potomac formation
Series title	Bulletin
Series number	56
DOI	10.3133/b56
Year Published	1889
Language	ENGLISH
Publisher	Govt. Print. Off.,
Description	72 p. :vii pl. ;24 cm.