344 Proceedings of the Asiatic Society. [April, 



under the denomination of the territory of Armenia. Translated from the 

 French by S. Marcar. — By the Author. 



Bibliographia Armeniaca, or a miscellaneous work in the Armenian lan- 

 guage. By S. Marcar. — By the Author. 



Meteorological Register kept at the Surveyor General's Office, Calcutta, 

 February, 1848. — By the Officiating Deputy Surveyor General. 



Nityadharmanuranjika, Nos. 49 to 55. — By the Editor. 



Oriental Baptist, Vol. II. No. 16. — By the Editor; 



The Upadeshak, No. 15.— By the Editor. 



The Calcutta Christian Observer, April, 1848. — By the Editors. 



Journal of the Indian Archipelago, Vol. II. No. 1. — By the Editor. 



Wilson's American Birds, and 188 original drawings. — By Lord Arthur 



Hay. 



Exchanged. 



London, Edinburgh and Dublin Philosophical Magazine and Journal of 

 Science, No. 212. 



Calcutta Journal of Natural History, No. 30. 

 Edinburgh Philosophical Journal, No. 87. 



Purchased. 

 North British Review, No. 15. 

 Edinburgh Review, No. 175. 



The Annals and Magazine of Natural History, No. 1, of 1848. 

 Comptes Rendus Hebdomadaires des Seances de 1' Academie des Sciences, 

 January to December, 1846, and Nos. 22 to 25 for 1847. 

 Journal des Savans, November, 1847. 

 Gould's Birds of Australia, Nos. 28 and 29. 



Report of the Curator Museum of Economic Geology for the month of Febru- 

 ary and March. 



We have not had many contributions of importance during these months, 

 and I have been occupied with many details and some researches which are 

 not yet forward enough to report upon if successful. 



Economic Geology. — Dr. Spilsbury forwarded to us sometime ago a speci- 

 men of a " Swamy Stone" used for polishing steel arms and accoutrements by 

 the Madras Sepoys, which as a mineral differs entirely from what we before 

 obtained and somewhat in its manner of use. The friend who sent it to 

 Dr. Spilsbury says : — 



" I regret being unable to furnish you with such information as you require 

 regarding the so called "Swamy Stone" used by the Madras Sepoys for 

 polishing arms and accoutrements, nor can I gain for you any as to its locality 

 The mode of using it is very simple ; a few drops of oil being put in the con- 



