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CONTENTS. 
Laws of the Society relating to the Transactions, ‘ ‘ : : ‘ : ‘ ‘ : 
Officers of the Society for the Year 1846, ‘ ‘ : ‘ ‘ 
List of the Members of the Society elected since the Piltlicnion of the Eighth chides, . 
Obituary Notice, . . : - . ‘ ‘ ‘ . . ‘ 
ARTICLE I. 
Continuation of Mr. Lea’s Paper on Fresh Water and Land Shells, 
ARTICLE II. 
Account of a 'Trigonometrical Survey of Massachusetts, by Simeon Borden, Esq., with a Comparison of 
its Results with those obtained from Astronomical Observations, by Robert ‘Creat Paine, Esq., com- 
municated by Mr. Borden, < : ‘ i i ; A ; : ‘ : ; 
ARTICLE ITI. 
Observations on Egyptian Ethnography, derived from Anatomy, History, and the Monuments. By 
Samuel George Morton, M.D., 
ARTICLE IV. 
On Two Storms which were experienced throughout the United States, in the Month of February, 1842. 
By Elias Loomis, . ‘ ; ; ‘ : 
ARTICLE VY. 
On the Conversion of Benzoic into Hippuric Acid. By James C. Booth and Martin H. Boyé, 
ARTICLE VI. 
Account of the Observatory and Instruments of the United States Military Academy at West Point; with 
Observations on the Comet of 18438, By William H. C. Bartlett, 
ARTICLE VII. 
Memoir of the Character and Prospects of the Copper Region of Gibara, and a Sketch of the Geology of 
the north-east part of the Island of Cuba, By Richard C. Taylor, : : ‘ : 
oy 
ARTICLE VII. 
Notice of Fossil Arborescent Ferns, of the Family Sigillaria, and other Coal Plants, exhibited in the Roof 
and Floor of a Coal Seam, in Dauphin County, Pennsylvania. By Richard C. Taylor, . : 
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