l8o ADDITIOXS TO THE LIBEAET. 



Ricciardi, L. Siill' azione dell' acqua del mare nei vulcani. 8vo. 

 Palermo. 1887. 



Eichardson, C. The Severn Tunnel ; witti IS'otes on the Geology of 

 the Section, by C.Lloyd Morgan. 8vo. Bristol, 1887. Presented 

 hy the Council of the Bristol Naturalists^ Society. 



EicJcetts, C. On Bitumen in the Palaeozoic Rocks of Shropshire. 

 8vo. Liverpool, 1886. 



. On Footprints and Plants in the Trias at Oxton Heath. 



8vo. Liverpool, 1887. 



The Base of the Carboniferous Limestone. 8vo. Liverpool, 



188^ 



ilidsdale, E. A. Notes on Inorganic Evolution. 8vo. London, 

 1888. Presented hy E. L. J. Bidsdale, Esq., E.G.S. 



Rosenbusch, H. Mikroskopische Physiographic der massigen Ges- 

 teine. Band ii. Abth. 2. Zweite Auflage. 8vo. Stuttgart, 

 1887. Purchased. 



Roth, J. Allgemeine und chemische Geologic. Band ii. Abth. 3. 

 8vo. Berlin, 1887. Purchased. 



Roumania. Biuroului GeoJogicu. Annarulu. Anul 1882-3. iN'o. 3. 

 8vo. Bucharest, 1884. 



Bussell, Israel C. Concerning Foot-prints. 8vo. Cambridge, 

 1877. 



. On the Intrusive IS'ature of the Triassic Trap Sheets of JN'ew 



Jersey. 8vo Xew Haven, 1878. 

 -. On the Occurrence of a solid Hydrocarbon in the Eruptive 



Rocks of J^ew Jersey. 8vo. New Haven, 1878. 



The Physical History of the Triassic Formation of New 



Jersey and the Connecticut Valley. 8vo. New York, 1878. 

 — . The Geological Museum of the School of Mines, Columbia 



CoUege. 8vo. Salem ?, 1879. 



— . On the Former Extent of the Triassic Formation of the 

 Atlantic States. 8vo. Salem?, 1880. 



— . The Geology of Hudson County, New Jersey. 8vo. New 

 York. 1880. 



— . A Geological Reconnaissance in Southern Oregon. Large 



8vo. Washington, 1884. 



— . ExistLQg Glaciers of the United States. Large 8vo. TTash- 



ington, 1885. 



