7 °o 
MAR 
MAS 
T ranf. 
Martyn, John. Account of an earthquake, Feb. 8, 
1749-50, at Cheliea ' - 
— — — — — March 8, 1749-50, at 
Cbelfea - 
On the fex of holly - - 
Mascale, Magistrate of. Account of an eruption 
of Mount Aitna, 1755 
Maseres, Francis. A method of finding the value 
of an infinite feries of decreafing quantities of 
a certain form, when it converges too Howl 
to be fummed in the common way. by the 
mere computation and addition or fubftraCfion 
of fome of its initial terms 
■ — A method of finding, by the help of Sir Ifaac 
Newton’s binomial theorem, a near value o ! 
the very ilowly-converging infinite feries 
X X x 3 X 4 X$ 
x ~r 4 j- * {- — , &c. when * is 
2 3 4 5 
very nearly equal to 1. 
— •A method of extending Cardan’s rule for re- 
folving one cafe of a cubick equa ion 
x* ^ — q* — r to the other cafe of the fame 
equation, which it is not naturally fitted to 
folve, and which is therefore called the irre 
ducible cafe 
* Appendix - 
— — A conjecture concerning the method by which 
Cardan’s rules for refolving the cubic equation 
x 3 -J-y* zz r in ail cafes (or in all magnitudes of 
the known quantities q and r) and the cubic 
■equation x 3 — q x zz rin the firft cafe of it 
/ , • , 7.qi/q r r • 
for when r is greater than ■ — 7—, or — is 
3/3 4 
q 3 
greater than — ), were probably difcovered 
2 7 * 
by Scipio Ferreus of Bononia, or whoever elfe 
was the Firft inventor of them 
Makselyne, Nevil, D D. A propofal for dif 
covering t e annual parallax of Sirius 
A theorem of the aberration of the rays of light 
refraCted through a lens, on account of the 
imperfection of the fpherical figure 
— — Cbfervations to be made on the parallax of the 
Moon ar St. Helena, and recommending the 
the fame to be made at Paris and Greenwich, 
XLVI 6' 
•9 
— 630 
XLVIIl-613 
XLIX 209 
LXVII 187 
LXVIII 895 
— 902 
LXX 85 
— 221 
LI 889 
L 1 I 17 
Abridg, 
x 493 
— 5 01 
to 
