1866.] Proceedings of the Asiatic Society. 201 



organic impurities, or not so bad as it was during the rainy season. 

 This conclusion, he considered, was supported by the result of some 

 examinations of the tank waters, of which several had been subjected 

 to partial analysis, and all of them, even the best, found to contain 

 more organic impurity than the river at its worst. Their stagnant 

 water was not subjected to the purifying, influence of atmospheric oxygen 

 as that of the running stream was. 



The general conclusion arrived at by the author was that, if his 

 results were correct, the river was a better source of supply than the 

 tanks, and that probably the principal advantage of taking the water 

 from Pultah was the avoidance of the sea water brought up by the tides 

 during the hot months, 



The following Books have been added to the Library since the 

 meeting held in May. 



Library. 



Presentations. 

 # * # The names of Donors in Capital. 



Rig Veda Sanhita, ^R^i%eTT, by Professor MaxMiiller, Vol. IV. 

 — The Bengal Government. ^ 



Erster und Zweiter Jahresbericht des Vereins fur Erdkunde zu 

 Dresden. — The Geographical Society op Dresden. 



Erster. Jahresbericht des Naturwissenschaftlichen Vereins zu 

 Bremen. — The Society of Natural Science of Bremen. 



The Introduction of Chinchona cultivation into India, by C. R. 

 Markham, Esq. — The Author. 



Address of the native nobility and gentry of Lahore to the Hon'ble 

 F. D. McLeod ; and his reply. — The Punjab Government. 



The Punjab Educational Magazine, Vol. I., Parts 11 & 12.— The 

 Same. 



The Isothermal and Meteorological Chart of India and High Asia, 

 by Profr. H. de Schlagintweit. — The Inspector General Medical 

 Department. 



Annual Report (Fifth) of the Agri-Horticultural Society of Oudh. 

 « — The Society. 



Gaya Mahatmyam, sfuW^WS ty Tarachand Sharma.— Babu Ishan 

 Chandra Bosu. 



