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123 Perry, J. B. Supposed Elevation and Depression of the Continent dur- 



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126 Redfield, W. C. Some Account of Two Visits to the Mountains in Essex 



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127 — ■ Origin of the Drift in the City of New York. Am. Jour. Sci. 



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128 Cretaceous Fossils in Deep Wells in Brooklyn. Am. Jour. Sci. 



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129 Shells in Drift in Brooklyn. Am. Jour. Sci. 1848. 5:110-11; 



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130 Reed, S. Trains of Bowlders and Transport of Bowlders. Am. Jour. 



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135 Safely, R. Discovery of Mastodon at Cohoes, N. Y. Am. Jour. Sci. 



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