198 The American Geologist. September, 1902 
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The formation of the Leadville mining district. (Proc. Internal. 
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MOORE, CHAS. J. 
The formation of the Cripple Creek mining- district. Teller coun- 
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OGILVIE, J. H. 
An analcite bearing camptonite from New Mexico. (Jour. Geol., 
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O'HARRA, C. C. 
Black Hills ore deposits. (Proc. Internat. Min. Cong., 1001, pp. 
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A nebulo-meteoric hypothesis of Creation, pp. 3b, Duluth, l'J02. 
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Niagara meteorite. (Jour. Geol., vol. 10, pg. 518-520, July-Aug., 
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PROSSER, 0. S. 
Richard Burton Rowe. (Am. Geol., vol. 30, pp. 128-130, Aug., 
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Reconnaissances in the Cape Nome and Norton Bay regions, 
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Contact lines of Upper Siluric formations on the Brockport and 
Medina quadrangles. (Bull. 52, N. Y. St. Mus., Rep. St. Pal., pp. 
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RUEDEMANN, RUDOLF. 
The Grapolite (Levis) facies of the Beckmantown formation in 
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RUEDEMANN, RUDOLF. 
Mode of gro-^'th and development of Goniograptus thureaui Mc- 
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The geology and mineral resources of a portion of the Copper 
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SPENCER, A. C. 
The Pacific Mountain system of British Columbia and Alaska. 
(Science, vol. 16, p. 261, Aug. 15, 1902. Abstract.) 
SPENCER, A. C. (F. C. SCHRADER and). 
The geology and mineral resources of a portion of the Copper 
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On the crinoid genera Sagenocrinus, Forbesiocrjnus and allied 
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SPRINGER, FRANK. 
Notice of a ne-w Comatula from the Florida reefs. (Am. Geol., 
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