IV* A Letter from Mr, Ralph Thoresby, F. ^ 5. 
to Sir Hans Sloane, Sart, Trefident of the Col- 
lege of Fhyjtcians, and Vice-Fref, S, concern- 
ing the Effeds of a violent Shower of (^in in 
Yorkfhire. 
V. Fart of a Letter from Monf Couzier, Fhy fi~ 
dan in the Infirmaries at Alais, to Dr. Deidicr, 
Frofeffor of Chymiftry in the Univ.erfity ©/Mont- 
pelier, concerning a new F^xperiment ??iade with 
the Flood of a Ferfon dead of the Flague. Com- 
. municatedto the Royal Society hy Dr, Wood- 
wardj F. F{- S, Frof, Med, Grejh, 
VI. ExtraSi of a Letter from Dr. Deidier, con- 
cerning an Experiment made with the File ofFer- 
fons dead of the Flague, Communicated hy Dr, 
Woodward. 
yii. Solutio Frohlematis de curVis inVeniendisy qu^e 
quada?n ratione in fitu inVerfo dijpofitd fe inter- 
jecare pojfunt in angulo dato. 
VIII. Jn Account of a Fook^y intituledy Harmo- 
nia Menfurarum, five Analyfis &c Synthefis 
per Rationiim 5c Angulorum menfuras pro- 
moix. : accedunt alia Opufcula Mathema- 
tica : per Fpgerum Cotefium. Edidit 5c auxic 
Fphertus S??iithy Coll. Trin, Cantab. 5c Reg. 
Soc. 
