CONTENTS. 
from the Defcription of Kamtchatka by Frofef 
for Kralhennicoff, printed at Peterfburg, in two 
Volumes , 410. in 1 7 ^9 5 and tranflated and com- 
municated by the Rev . D. Dumarefque, D. D. 
Chaplain to the Englifh Factory at Peterfburg. 
P- 477. 
XLVII. Remarks on the Mutations of the Stars j 
by Tho. Barker, Efq\ of Lyndon, in Rutland: 
Communicated by the Rev. W. Siukcley, M. D. 
F. R. S. p. 498. 
XLVIII. The Method of making Sal Ammoniac in 
Egypt ; as communicated by Dr. Linn&us, from his 
Fupil Dr. Haflelquift, who had been lately in 
thofe Farts : By John Ellis, Efqs F. R. S. p. ^04. 
XLIX. Montium quorundam pr^altorum, magna 
ligni fojfilis copia quafi infarSlorum , brevis de- 
fcriptioSzew. C drift. Hollmanni, Fhilofophire Fro - 
fef or . Goettingcnfis, et S. R. Sodalis. p. 50 6. 
L. Experiments in ElcTfricity : In a Letter from 
Father Bcccaria, FrofeJJor of Experimental Fhi- 
lo fop by at Turin, to Benjamin Franklin, L.L.D. 
h. R. S. p. 5-14. 
Remarks on the preceding Faper , by Benjamin 
Franklin, L.L.D. F.R.S. p. qzq. 
LI. An uncommon Cafe of an Hremoptyfs ; by Eraf- 
mus Darwen, M.D. p. 52 6. 
LII. yin Account of the late Earthquakes in Syria : 
In a Letter from Dr. Patrick Rullcl, to kis Bro- 
ther, Alexander Ruffe], M.D. F.R.S. p. 5-29. 
LI1I. Remarks on the Bovey Coal : In a Letter to 
the Right Honourable George Earl 0/ Maccl cl- 
dc Id, F ref dent of the Royal Society. By Jere- 
miah Mi lies, D. D. F. R. S. p. V34. 
LIV, A new Method of computing the Sums of cer- 
tain 
