Recent Additions (Last 25) Published In: ALL For: United States Geological Survey

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Memoirs of the Geological Survey of India. 47 (added: 03/31/2013 )
Memoirs of the Geological Survey of India. 48 (added: 03/31/2013 )
Tables of organic remains : (added: 12/17/2012 )
Medical zoology, and mineralogy; (added: 12/16/2012 )
Report of the geological reconnoissance of the State of Virginia / (added: 12/16/2012 )
Memoirs of the Geological Survey of India. 42 (added: 12/16/2012 )
Die fossilen Infusorien und die lebendige Dammerde. (added: 12/16/2012 )
Lakis kratere og lavastromme / (added: 12/16/2012 )
Descriptive catalogue of the photographs of the United States Geological survey of the territories, for the years 1869 to 1873, inclusive. (added: 12/16/2012 )
Memoirs of the Geological Survey of India. 44 (added: 12/16/2012 )
Fossilium catalogus. 22 (added: 12/09/2012 )
Über Tertiärpflanzen vom Himmelsberg bei Fulda / (added: 10/07/2012 )
Beiträge zur Flora der unteren Kreide Quedlinburgs / 2 (added: 10/07/2012 )
Epimeliæ botanicæ. (added: 10/07/2012 )
Fossilium catalogus. 23 (added: 10/07/2012 )
Fossilium catalogus. 20 (added: 10/07/2012 )
Fossilium catalogus. 21 (added: 10/07/2012 )
Fossilium catalogus. 19 (added: 10/07/2012 )
Fossilium catalogus. 18 (added: 10/07/2012 )
Beiträge zur Flora der unteren Kreide Quedlinburgs / 1 (added: 10/07/2012 )
Account of an expedition from Pittsburgh to the Rocky mountains : (added: 10/07/2012 )
Fossilium catalogus. 17 (added: 10/07/2012 )
Seconde Notice sur le gisement et sur les corps organisés fossiles des calcaires lithographiques, dans le Jura du département de l'Ain / (added: 08/13/2012 )
Nomenclator avium neotropicalium : (added: 08/07/2012 )
The physical geology of the Grand Cañon district, (added: 08/07/2012 )