TRANSACTIONS. 
For the Months of J.w^^irj. mid Fehimy, i6S6. 
T H E C O N 1 E N T S. 
I. A Jdvertifeme^^t. 2. A Difcourfe concerning Gr'^vity, 
_/ \ md its Propertiesy wkcf etn tr. e Defcent of Heavy J3odies, 
arid the Motion of Projeflis i6 iriejiy hut fally handled. Together 
with the ?io\\xliOVx of afvohhrn of gre^t ufe in Gunnery ; By 
E. Halley. 3. An account of m 'Ey.^^nmtnt jheivn before the 
Royal Society, of Shooting hy the Rarifdciicn of the Air : By 
Dr. D. Papin, R. S. S. 4. Part of a Letter from Dr. Salom on 
Reifei, chief Phyfician to the Duke ^?/ Wirtembnrg, aiout an Ex- 
traordinary Tincture given to a Stone, 5 . A CatuUogue of Simple 
md Mtxt Colours, with a Specimen f each Colour pefixt to 
its proper Name : R. Waller , Felloiv of the Royal Society. 
Accounts of Books : i. An Effay tovards t e Recovery of the J ew- 
ifli Meafures and Weights, comprehending tljeir Moneys^ ly 
help of Ancient Standards, compared with ours of England : By 
Richard Cumberland, D. D. 2. Ephemeris ad annum a Na- 
tivitate Domini, 1686, & ad Longitudmem Urbis Londinen- 
lis, ex Novis Hypothefious exadiffime Supputata & Regis? 
Societati Dicata. 
A D Y E R T I S, E M E .N T« 
IT having leen found hy Experience that fever at Curiom Per- 
jons have heen and are def rem to receive (ome Acco'tnt of 
whjttlhehiarmdpartofthe World are for the pfent hnfied a- 
