[ 77] • tSi. 
PHILOSOPHICAL 
T R A N S A C T I O iN S. 
Mty the 25th. u 
586. 
THE CONTENTS. 
I. \ ^ Account of m Engine that Confumes Smoak, (hown 
/ \ lately at St. Germans Fair //^ Paris; Communicatd 
hy Mr, Juftell. R.S.S. 2. j^n Extrai^ of the Journals des Sea- 
vans^?/ April. 2 2.fl:. N. 1686. giving an accomt of two new 
Satellites ^?/ Saturn, difcovered lately by Mr. Caffini, at the 
Royal Ohfervatory at Yms, 5. Two Aflronomical Ohfervations 
of the Eclipfesofthe Planet Jupkcr hy the Moon, in March 
and April lajly made at Tuondon. 4. ADifcourfe on the Pro- 
blemy rvhj bodes diffolvedin Menftrua fpecifically lighter than them-- 
f elves fwim therein^ hy Mr, Will. Molineux , of Dublin R. S. 
. S. mth fome RefleUions thereon hy Mr. T. M. 5 . A Letter from 
Dr. Sigifinpnd Konig, Phyfitian t?/Bern in Switzerlandjf^?^/&t* 
R. Society, heing a continuation of the Hi ft or j of his Patient 
Margaret Lower • whereof an account is given in the third Phi- 
lofophieal Colledion, c?/Decemb. 10. i 68 r. 6. ADifcourfe 
of the Rule of the decreafe of the height of the Mercury in the 
Barometer, according as "places are elevated a^ove the fur face of 
the Earthy with an attempt to difcover the true reafon of the Rifing 
and Falling of the M^rcmy upon change of Weather. Accounts 
of Books. I . A free enquiry into the Vulgarly received notion of 
Nature, hy the Honourable R, Boyle Efq; Printed by J. Taylor 
. dt the Globe in St, Pauls Churfh-Tard. A, \6%6.in OUavo, 2. 
Traitte du Mouvement des eaux, & des autres Corps iluides 
par h\x}f^^.^^riQtte,.,^ 4^ P^^^^^ ^^^^ \()%(). in0^7^w» 
.; ■ .--^.^^I'-f^^lxh-^^^ .. . • .-.i^ ^hv. -All 
