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1870, 12° pp. 459. 
Schedules of Instructions for Observers and Collaborators [onthe 
Geological Survey]. 1870. 8° pp. 7.: 
A Geological Chart: Exhibiting the Classification and Relative 
Positions of the Rocks, and the various Phenomena of Strati- 
graphical Geology, together with an Indication of Geological 
Equivalents, the most important American and Foreign Syn- 
onyms, and numerous Typical Localities, with an actual Section 
from the Atlantic to the Rocky Mountains.’ Harper & Brothers, 
Publishers, Franklin Square, New York. Size, 4 ft. by 7 ft. 
A Key to a Geological Chart. 8° pp. 18. 
Report of Operations in the Museum of the University of Mich- 
igan in the Department of Geology, Zodlogy, and Botany, for the 
year ending Sept. 19, 1870. Ann Arbor. 1870. |Published by 
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On the Geological Age and Equivalents of the Marshall Group. 
Proc. Amer. Philos. Soc., xi, 1871, pp. 57-82, 385-418. 
Notices and Descriptions of Fossils from the Marshall Group of 
the Western States, with Notes on Fossils from other Forma- 
tions. Proce. Amer. Philos. Soc., Xi, 1871, pp. 245-260. 
Report on the Progress of the State Geological Survey of Mich- 
igan. Presented to the State Geological Board, Noy. 22, 1870. 
By authority. Lansing. 1871. 8° pp. 64. 
The Geology of Berrien County Michigan. D/rectory of Berrien 
County, Feb., 1871, pp. 
The Isothermals of the Lake Region. Proc. Amer. Assoc. Adv., Sci., 
xix, 1871, pp. 106-117. With two charts. 
The Climate of Michigan. 8° pp. 8, with two charts. 
The Climate of the Lake Region. Harper's Magazine, July, 1871, 
pp. 275-285. 
Scientific Education. Ceremonies and Speeches ut the Dedication of 
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The Soils and Geological Features of Michigan. The Traveler 
London, Eng., i, 1871, p. 56. 
Report of Operations in the Museum of the University of Mich- 
igan in the Department of Geology, Zoblogy, and Botany, and the 
Department of Archaeology and Relics, for the year ending, 
Sept. 25, 1871. Ann Arbor. 1871. [Published by the Board of 
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Manifestations of Power in Creation. Sunday School Journal, 
Jan., 1872, pp. 4-6. 
Manifestations of Intelligence in Creation. Sunday School Journal, 
Feb., 1872, pp. 25-27. 
Manifestations of Beneficence in Creation. Sunday School Journal, 
March, 1872, pp. 50-51. 
