Royal Society of London. 427 



it, fcarcel'y begun, is one of thofe objeas which are highly 

 deferring of the attention of phyficians, finee it affords the 

 means of refolving one of the moft important problems in 

 regard to the phylical condition of man, either in a ftate of 

 ficknefs or health. 



The obfervations of C. Beaume on the decompofition of 

 the muriat of lime by lime (muriate calcaire par la chaux), 

 and his refearches in regard to a difeafe ealled by phyficians 

 the black bile, the caufes and effe&s of which have been ex- 

 plained by C. Portal, in pointing out the remedies by which 

 it may be cured, have likewife engaged the attention of the 

 clafs of the physical fciences. 



jjOYAL SOCIETY OF LONDON. 



On the 5th of April the meeting was occupied with the 

 reading of a paper on animal electricity, by Dr. Yeats. On 

 the 1 2th and 18th along paper on the Andaman Iflands, 

 by Capt. Blair, was read. On the 25th, fome farther obfer- 

 vations on hermaphrodites, by Everard Home, Efq. On the 

 2d and 9th of May, an ingenious paper by Count Rumford, 

 on the weight of caloric, in which he repeats Dr. Fordyce's 

 experiments, but with various refults ; and concludes, from all 

 the experiments, that heat is imponderable. On the 9th there 

 was alfo read a paper on the fecundation of plants, by Thomas 

 Andrew Knight, Efq. Cn the 23d, and 30th, a paper on the 

 different kinds of Afiatic elephants, with obfervations on their 

 tufks and teeth, by John Corfe, Efq. 



PISCOVERIES IN AFRICA. 



The following notice, on this fubjeft, by Lalande, has ap- 

 peared in one of the French Journals : 



" Sir Jofeph Banks, prcfident of the Royal Society of 

 London, has received intelligence from Horneman at Grand 

 Cairo. ! lis laft letter was dated the 31ft of Auguft. Bona- 

 parte offcicd h;m money. He fet out with the caravan of 



Fezsan 



