CONTENTS. 





Art. I. Geological and Miscellaneous Notice of the Province of 



Vuge. 



Tarapaca ; by John H. Blake — with a map, 1 



II. A New and Simple Method to find the Perpendicular 



Height of Mountains, Headlands, &c. above any given 

 datum, from Barometrical and Thermometrical Observa- 

 tions ; by Prof. Oliver Byrne, ----- 12 



III. Description of Ancient Remains, Animal Mounds, and 



Embankments, principally in the counties of Grant, Iowa, 

 and Richland, in Wisconsin Territory ; by S. Taylor 

 with four plates, 



IV. Remarks and Observations on the Formation of Fogs; by 



XIII. Notice of newly discovered Fish Beds and a Fossil Foot- 



Mark in the Red Sandstone Formation of New Jersey ; 

 by W. C. Redffeld, 



XIV. Strictures on Prof. Dove's Essay " On the Law of Storms ;" 



21 



Prof. W. M. Carpenter, M. D, - - - - - 40 

 V. Abstract of a Meteorological Register, kept at Jackson, 

 (Louisiana,) during three years ending Jan. 1, 1842; by 



W. M. Carpenter, M. D., 49 



VI. Some remarks on the methods in common use of obtaining 



the Mean Temperature of Places, and on the supposed 

 difference between the Temperature of the Air and that 

 of the Earth ; by Prof. W. M. Carpenter, - 50 



VII. Notices of some Trappean Minerals found in New Jersey 



and New York ; by Prof. Lewis C. Beck, 54 



VIII. A short notice of the Action of Potash upon Cholesterine ; 



by J. Lawrence Smith, M. D., GO 



IX. A Review of the Researches upon the Dilatation of Gases, 



by M. V. Regnault ; by J. Lawrence Smith, M. D., - 63 

 X. Description of the Bones of a New Fossil Animal of the 

 Order Edentata ; by R. Harlan, M. D., F. L. S., &c. 

 with three plates, ------- 



XL An Account of some new and rare Plants of North Caro- 

 lina; by M. A. Curtis, 



XII. Selections from the Scientific Correspondence of Cadvval- 



lader Colden with Gronovius, Linnaeus, Collinson, and 



69 



80 



other Naturalists ; arranged by Asa Grav, M. D., - 85 



134 



by Prof. Robkrt Hare, M. D. 5 137 



XV. Striae and Furrows of the Polished Rocks of Western New 



York ; by Prof. C. Dewey, 146 



XVI. Abstract of a Meteorological Register kept at Singapore, 



from Nov. 1, 1839, to Feb. 28, 1841, with Notices of the 

 Productions, &c. of the Island ; by Joseph S. Travtj.u, 151 



XVII. Abstract of the Proceedings of the Twelfth Meeting of the 



British Association for the Advancement of Science, - 158 



