Recent Publications 



-Allenspach, G. Dunnschliffe von gefalteltem Rothidolomit-Quarten- 

 schiefer am Piz Urlaun. Vierteljahrsschrift der Naturforschenden 

 Gesellschaft in Zurich. Druck von Ziircher & Furrer in Zurich. 



-American Association for the Advancement of Science, Proceedings of. 

 Vol. XLIX, New York meeting, June igoo. 



-American Museum of Natural History, Bulletin of the. Vol. XIII, igoo. 

 New York, December igoo. 



-Astronomical Observatory of Harvard College, Annals of. Edward C. 

 Pickering, Director. Vol. XLIII. Part i. Observations and Investi- 

 gations made at the Blue Hill Meteorological Observatory, Massachu- 

 setts, U. S. A., under the direction of A. Lawrence Rotch. The Eclipse 

 Cyclone and the Diurnal Cyclones, by H. Helm Clayton. Published by 

 the Observatory, Cambridge, igoi. 



-Australasian Institute of Mining Engineers, Proceedings of. First ordi- 

 nary meeting, igoo, Melbourne, Victoria. 



-Baker, Frank Collins. A Revision of the Limnaeas of Northern Illi- 

 nois. Transactions of the Academy of St. Louis, Vol. XI, No. I. Issued 

 January 16, igoi. 



-Case, E. C. The Vertebrates from the Permian Bone Bed of Vermilion 

 County, Illinois. [Contributions from Walker Museum, Vol. I, No. i.~j 

 The University of Chicago Press, January igoi. 



-Clayton, H. Helm. The Eclipse Cyclone and the Diurnal Cyclones. 

 Results of Meteorological Observations in the Solar Eclipse of May 28, 

 igoo. Proceedings of the American Academy of Arts and Sciences, Vol. 

 XXXVI, No. 16, January igoi. 



Studies of Cyclonic and Anti-Cyclonic Phenomena with Kites. Bulletin 

 No. 1, igoo, of the Blue Hill Meteorological Observatory. 



-Connecticut Academy of Arts and Sciences, Transactions of the. Vol. X, 

 Part 2. New Haven. Published by the Academy, igoo. 



-Crosby, W. O. Geological History of the Nashua Valley during the 

 Tertiary and Quaternary periods. Reprinted from Technology Quar- 

 terly, Vol. XII, No. 4, December i8gg. 



Notes on the Geology of the Sites of the Proposed Dams in the Valleys 

 of the Housatonic and Ten Mile Rivers. Reprinted from Technology 

 Quarterly, Vol. XIII, No. 2, June igoo. 



203 



