42 



CATALOGUE AND INDEX OF 



(BULL. 127. 



Archean and Algonkian — Continued. 

 New York, New Jersey, and Penn- 

 sylvania —Continued . 



1890. Soapolite rock, Nason. 

 Serpentinous rocks, New York 



and Pennsylvania, Merrill, 

 G.P. 



Serpentines of southeastern 

 Pennsylvania, Eand. 



Anlayses of serpentines, Catlett. 



State line serpentines, Penn- 

 sylvania, Chester. 



Maofarlane's Railway Guide, 

 Chester, Fontaine, Hitch- 

 cock, Hunt, Smock. 



Warren's Geography, Brewer. 



Fauna of Lower Cambrian, 

 Walcott. 



Building stones of New York, 

 Smock, 



1891. Eruptive iron ores, New Jersey, 



Nason. 



Iron mines of New Jersey, 

 Nason. 



Equivalents of Minnesota iron 

 ores, Wiuchell, N. H. 



New Jersey Geological survey 

 report. Cook, G. H. 



Post-Archean age of white lime- 

 stones, Nason, Am. Geol., 

 Dana, J. D. ; Smock. 



Artesian wells in eastern Penn- 

 sylvania, Carter. 



Opinions as to age of older 

 rocks, Winchell, A. 



Feldspar bed in Pennsylvania, 

 Carter. 



Genesis of iron ores, Kimball. 



New Cro ton Aqueduct, Carson. 



Artesian wells, Smock. 



South VaUey Hill, Pa., Eand. 



Iron ores of Minnesota, Win- 

 chell, N. H. and H. V. 

 Maryland to Alabama. 

 1787. Mineralogisohe Keimtniss des 



ostlichen Theils, Schoepf. 

 1807. Observations for mineralogic 

 map of Maryland, Gordon. 



Geology of the United States, 

 Maclure. 

 1814. Region about Harpers Ferry, 

 Mitchell, S. L. 

 . 1818. On parts of Virginia, Tennes- 

 see, Alabama, Mississippi, 

 etc., Cornelius. 



Archean and Algonkian— Continued. 

 Maryland to Alabama — Continued. 



1818. Observations on geology of 



North America, Mitchell, 8. L. 

 Coal in vicinity of Richmond, 

 Va., Grammer. 



1819. Report of surveys in 1819, 



Fulton. 



1821. Parts of North and South Caro- 



lina, Dickson. 



Structure of valley of the Mis- 

 sissippi, Nuttall. 



Views of pyroxene or augite in 

 granite, Vanuxem. 



Notes of parts of North and 

 South Carolina, Porter, T. D. 



1822. Rocks collected in North Caro- 



lina, Olmstead. 

 Dikes of North Carolina, Beck- 

 with. 



1824. Report on geology of North 



Carolina, Olmstead. 



1825. Gold mines of North Carolina, 



Olmstead. 

 Silurian age of the southern 

 Appalachians, Bradley. 



1826. Geology and mineralogy statis- 



tics of South Carolina, MUls. 



1827. Geology of North Carolina, 



Mitchell, E. ; Olmstead. 



1828. Report on North Carolina, 



Mitchell, E. 

 Gold mines of North Carolina, 

 Rothe. 



1829. Novaculite in Georgia, Keeney. 

 Gneisses and associates, 



Maclure. 

 Geology of gold region of North 

 Carolina, Mitchell, E. 



1830. Gold of the Cajolinas in talcose 



slate, Eaton. 



1832. Fossil shells of the Tertiary, 



Conrad. 



1833. Mining district of Georgia, 



Peck. 

 Description of bare hills near 

 Baltimore, Hayden, H. H. 



1834. Country between Baltimore and 



the Ohio, Aikin. 



1835. Gold regions, Dickson, J. 

 Section through Richmond coal 



field, Va., Taylor, R. C. 

 Country between Fredericks- 

 burg and Winchester, Va., 

 Clemson, T. C. 



