198 _ Royal Society of London. 
the Right Hon. Sir Jofeph Banks, K.B. P.R.S.—Obferva- 
tions on the different fpecies of Afiatic elephants, and their. 
mode of dentition. By John Corfe, Efq. Communicated 
by the Right Hon. Sir Jofeph Banks, Bart. K.B. P.R.S.— 
Some abiervations on the ftruéture of the teeth of gramini- 
vorous quadrupeds, particularly thofe of the pipes and fus 
fEthiopicus. By Everard Home, Efq. F.R.S.—Experiments 
to determine the quantity of tanning principle and gallic acid 
contained in the bark of various trees. By George Biggin, 
Efq. Communicated by the Right Hon. Sir Jofeph Banks, 
K.B.P.R.S.—Effay on the refolution of Algebraic equations ; 
attempting to diftinguifh particularly the real principle of 
every method, and the true caufes of the limitations ta 
which it is fubje&t.- By Griffin Wilfon, Efq. Communi- 
cated by Edward Whitaker Gray, M.D. Sec. R.S.—On 
different forts of lime ufed in agriculture. By Smithfon 
Tennant, Efq. F.R.S.—Experiments and obfervations on 
fhell and bone. By Charles Hatchett, Efq. F.R.S.—A ca- 
talogue of Oriental manufcripts, prefented to the Royal So- 
ciety by Sir William and Lady Jones. By Charles Wilkins, 
Efq. F.R.S.—Prefents received from rene 1798 to June 
4799- 
On the 7th inftant the Society met for the firft time fince 
the long vacation, when the Croonian Leéture on mufcular 
motion, by Everard Home, Efq. was read. The fubject was 
on the conftruction of the membrana typani, At the fame 
fitting a pi€ture, by Mr. Brown, of the late Mr. Smeaton, 
civil engineer, was prefented to the Saciety by Alexander 
Aubert, Efq.* 
Nov. 14. The conclufion * the Croonian Lecture was 
yead, and a letter addreffed to Count Bruhl on the orbit of 
the comet feen in Auguft. 
Noy. 21. A paper by Dr, Herfchel on the power of pene+ 
trating into fpace by means of telefcopes. . This, the Doétor 
remarks, is connected with fomething different from their 
magnifying power. The extreme fenfibility of the optie 
* The meeting-room is hung round with portraits of deceafed meme 
pers; that of Sir Lfaac Newton being placed over the prefident’s chair. 
nerve 
