35 books
Description of the Coal Flora of the Carboniferous Formation in Pennsylvania and Throughout the United States, Vol. 1
Contributions to the Fossil Flora of the Western Territories, Vol. 3: The Cretaceous and Tertiary Floras (Classic Reprint)
Report on a Geological Survey of the Lands of the Columbus National Petroleum Company, in Hocking and Vinton Counties (Classic Reprint)
On Fucoides in the Coal Formations (Classic Reprint)
Description of the Coal Flora of the Carboniferous Formation in Pennsylvania and Throughout the United States, Vol. 3 (Classic Reprint)
Report of the Fossil Plants, Vol. 6: Of the Auriferous Gravel, Deposits of the Sierra Nevada (Classic Reprint)
Manual of the Mosses of North America (Classic Reprint)
The Flora of the Dakota Group
Report on the Geology of Vermont
Manual of the Mosses of North America - Scholar's Choice Edition
Description of the Coal Flora of the Carboniferous Formation in Pennsylvania and Throughout the United States Volume 3
The Flora of the Dakota Group; A Posthumous Work Volume 17
Contributions to the Fossil Flora of the Western Territories Volume 1
A Catalogue of the Species of Mosses Found, Up to the Present Time, on the Northwest Coast of the United States, and Especially in California Volume 1
Contributions to the Fossil Flora of the Western Territories Volume 1; Cretaceous Flora
Contributions to the Fossil Flora of the Western Territories Volume 6
The fossil plants of the coal measures of the United States
Quelques Recherches Sur Les Marais Tourbeux En Général...
Directions Pour L'exploitation Des Tourbieres Dans La Principaute De Neuchatel Et Valangin...
Description of Coal Flora of the Carboniferous Formation in Pennsylvania and Throughout the United States (Volume 1-2)
Contributions to the Fossil Flora of the Western Territories (Volume 6, PT. 1)
Untersuchungen Uber Die Torfmoore Im Allgemeinen
Musci Boreali-Americani Quorum Specimina Exsiccata...
On the Origin and Formation of Praries...