173 



Map of Texas and the Country adjacent. Compiled, from the best 



authorities for the State Department, under the direction of Col. 



J. J. ALert, by W. H. Emory. War Department, 1844. — From 



the same. 

 Coast Survey: an Article from the Biblical Repertory and Princeton 



Review, for April, 1845. — From Professor Henry. 



ADDITIONS TO THE LIBRARY BY PURCHASE. 



Astrononiische Nachrichten. Nos. 531 to 537, inclusive. April 1, 



to May 24, 1845. 4to. 

 Niles' National Register. From Sept. 1843, to March, 1844. Vol. 



65. From March, 1844, to Sept, 1844. Vol. 66. From Sept. 



1844, to March, 1845. Vol. 67. Folio. 



Dr. Horner read an obituary notice of Dr. Wm. S. Jacobs, 

 lately a member of this Society. 



On motion, Mr. Kane was excused from the duty of pre 

 paring an obituary notice of the late Judge Baldwin, 



Mr. Ord announced the death of Prof. J, Gummere, on 31st 

 May, 1845, in the 62d year of his age. 



On motion of Mr, Kane, Dr. Patterson was appointed to pre- 

 pare an obituary notice of Prof. Gummere, 



Dr. Patterson exhibited to the Society a curious coin, found 

 in a marl pit in New Jersey, twenty feet below the surface; 

 which is a counterfeit of a Belgian coin of 1648, 



Dr. Patterson also exhibited a mass of nails melted together 

 at the fire in Pittsburg, presenting a series of united tubes. 



Prof, Henry stated that he had received a similar mass from 

 the New York fire, and found that the action of the fire had 

 changed the nails to a certain depth, leaving a core unchanged, 

 which had afterwards fallen or been drawn out, leaving the hol- 

 low tubes. 



Prof. Henry, of Princeton, made a verbal communication of 

 a series of experiments made by himself and Prof, Alexander 

 relative to the spots on the sun. 



His attention was directed to this subject, by an article in the Sep- 

 tember number of the Annales de Chimie, by M, Gautier, upon the 

 influence of the spots on the sun on terrestrial temperature. It is 

 well known that Sir William Herschel entertained the idea, that the 



VOL. IV.— z 



