136 
CrEOLOGV 
1835 - Taylor, Richard C. - Notice of certain fossil acolyledonous Plants in the secondary strata of Frederiksburg^ 
in Ftr^mia. (Extract irom the Trans, of the Geol. Soc. of Pennsylvania ; vol. I). 
8". Philadelphia. 
1835 — Rogers 5 H. D.,and RogCrS ^ W. B. — roniribu/ion*- to the Geology of the Tertiary formations of Vir- 
ginia. 4®. Philadelphia. 
1836/42- Rogers^ Henry D. — Geological Exploration of the Slate of Pennsylvania. First Annual Report, 1836; se- 
cond Annual Report, 1838; third Annual Report, 1839; fourth Annual Report, 
1840; fifth Annual Report, 1841; six Annual Report, 1842. 8®. Harrisburg. 
jg 36 _ Rogers^ Henri D. — Report on the Geological Survey of the Stale of New Jersey; 8 ®. Philadelphia. 
1836 — Rogers^ William B. — Report of the geological reconnaissance of the Stale of Virginia; 8®. Philadelphia. 
1836/40- Dix, Mather^ Eninions^ Courad^ Vaiiuxeni and Hall — Geological survey of the 
State of New York. Report of the seer, of Slate in 
relation to, 1836: First Annual Report, by Mather, 
Emmons, Conrad and Vanuxem. 1837; Second 
Annual Report, by Conrad , Mather, Emmons, Va- 
nuxem and Hall, 1838; Third Annual Report, by 
Conrad, Mather, Emmons, Vanuxem and Hall, 1839 ; 
Fourth Annual Report, by Conrad, Mather, Emmons, 
Vanuxem and Hall, 1840. 8®. Albany. 
1837 — DllCRtel^ J. T. — Outlines of the Physical Geography of Maryland, embracing Us prominent Geological fea- 
tures. (Extr. from Trans, of the Mary land Ac. of sc. and lit.) ; 8®. Baltimoro. 
Ig 37 __ Tyson ^ Phil. T. — A description of the Froslburg Coal formation of Alleghany county, Maryland, with an 
account of Us geological position. (Extract from Trans, of the Maryland Acad, 
of sc. and lit.); 8®. Baltimore. 
1838/41 - Rogers ^ Willlam B. — Geological Survey of the State of Virginia. First Report for the year 1836; 8®, 
Philadelphia 1838; Second Report for the year 1837, 8®, Philadelphia 1839 ; Re* 
port for the year iH39, 8“. Richmond, 1840; Report for the year iS'fO, 8®,* Rich- 
mond, 1841. 
Ig40 — Rogers^ Henry I). — Description of the Geology of the State of New Jersey , being a final Report: 8 ®. 
Philadelphia. 
1340 — TR.ylor^ Richard C. - Tico Reports on the Dauphin and Susquehanna Coal Company, and on the Geological 
examinations of the Stony Creek Coal Estate. 8®. Philadelphia. 
4344 __ DuCR^tel^ J. T. — Annual Report of the Geologist of Maryland, for the year 1840. 8®. Baltimore. 
1841 - Booth , James C. - Memoir of the Geological Survey of llie State of Delaware: including the application of 
the Geological observations to Agriculture. 8 ®. Dover. 
1842 — EinniOJlS ^ Ebenezer— Geology of New York; Part. 2 , comprising the Survey of the second Geological District. 
4®. Albany. 
4342 — VanUXein ^ Lardner -- Geology of New York; Part. 3 . comprising the Geology of the third Geological District. 
4®. Albany. 
