G R A 
dropfy, miftaken for gravidation in & y oung wo- 
man ; enlarging the obfervation of the fame 
cafe, made by Dr. Tulpius - Anon, 
Gravity (in genera!). On the center of gravity 
of hyperbola’s - - Wallis 
. — A difcourfe concerning gravity and its proper- 
ties, wherein the defcent of heavy bodies and 
the motion of projeCVs is briefly but fully hand- 
led : together with the folution of a problem 
of great ule in gunnery - Halley 
. ... - - Experiments concerning the time required in the 
defcent of different bodies, of different magni- 
tudes and weights, in common air, from a cer- 
tain height - - Haukjbee 
— Of the figure of the earth, and the variation of 
gravity on the furface - Stirling 
■ ■■■ — Agronomical obfervations made in the forks of 
the river Brandivine in Pennfylvania, for de 
termining the going of a clock fent thither by 
the Royal Society, in order to find the differ- 
ence of gravity between the Royal Obfervatory 
at Greenwich and the p’ace where the clock 
was fet up in Pennfylvania Mafon and Dixon 
— — On the computation of the fun’s diftance from 
the earth by the theory of gravity Horjley 
Reflections on the communication of motion by 
impaCt and gravity - Milner 
Gravity. (Specific). An invention for ellimating 
the weight of water in water with ordinary ba- 
lances and weights - Boyle 
— Of the weight of a cubic foot of divers grains 
- Phil, Soc. at x ford 
— ■ — A further lift of fpecific gravities of bodies 
- Anon . 
A difcourfe on this problem ; why bodies, dif- 
folved in menftrua fpecifically lighter than 
themfelves, fwitn therein W. Molymux 
Some reflections on the foregoing paper 
- T, Molyneux 
■ — — Obfervations on the comparative, intenfive or 
fpecific gravities of various bodies J. C, 
- — - An account of an experiment touching the pro- 
portion of the weight of air to the weight of 
a like bulk of water, without knowing the 
quantity of either - Haukjbee 
«— An experiment touching the weighing of bodies 
of the fame fpecies., but of very unequal fur- 
’tranf. 
IXi 3I 
VII 5074 
XVI 3 
XXVII i 9 6 
XXXIX 98 
**g 
Abridg. 
Ill 
139 
472 
LVIII 329 
LIX 153 
LXVIII 344 
IV 1001 
XV 926 
— 927 
— 88 
— 95 
XVII 694 
XXV 2221 
VIII 
182 
324 
I 520 
522 
523 
355 
537 
524 
IV 2 180 
faces- 
