SJiSRoyai (Society cf>cLonc&rL

H K WCamden cCt.L et sc. Jjvtidon 1945

P H I L O S O P H I C A L

T R A N S A C T I O N S ,OF THE

H 0 Y A L S O Cl E T YOF

L O N D O N.VOL. LXXIV. For the Year 1784.

P A R T I.

Batwc/c.

L. O N D 0 N,

SOLD BT LOCKER DAVIS, AND PETER ELMSLT, TRINTERS TO THE ROYAL SOCIETT.

MDCCLXXXIV,

C 0 N T E N T SO P

V O I , LXXIV. P a » r I.

N Obfervation of the Pariation of Light in the Star Algol.Ik af Letter froth Sir Henry C. Englefield, Bart,F, .

chd S. A,Jdfept Plahta^ E page IH. Obfervations on the Obfcuration of the Star Algol, by Palitch,

Partner* CMrhuhkated in a Letter from the Count deBruhl, F, R. S, ifc’S/r'Jbfeph Banks, p 4.

III. Further Obfer^tims upon Algol. By the fame, p* tW . 1 Defer ipt ions of the Kings W at Sheernefs, Languard-

Fort, and Harwich. I By Sir Thomas Hyde Page, Knt, F. R, Si f:communicated by Lieut, Rainsford, F, R, S,

p. 6% Extfaft of a Letter front Edward Pigott, . to de

Magellan, F, R, S, 5 containing the of a7 p.

VI.

VIVI. P r o je f f i f o r a new Divijion of the Quadrant, By Charles

Hutton, LL. n. F. 2LJL In a Letter Jo the Rev* Dr. Malkelyne, F. R. S. and Ajlronom Royal. p. 21

VII. On the Means of difcovering the Dij , &c.of the Fixed Stars, in confequence of the Diminution of the

O Velocity of their Lights in cafe filch a he^A found io take place in any of them, and fuck other Data fhould be

procured from Obfervations, as would he farther necefj'ary forthat Purpofe. By the Rev*John Michell, B. D.F. R. S. In a Letter to Henry Cavendifh, F. R. S.

P- 35VIII* A Meteorological four naif or, the Leaf 1782, kept at

Minehead, in Somerfetfhire. By Mr. John Atkins; communicated by Sir Jofeph Banks, Bart. P. R. S. p. 58

IX. Defcription of a Meteor, ohferved Aug. 18, 1783. By Mr.. Tiberius Cavallo, F. R.S. , p. 108

X An Account of the Meteors, of thei$th of Auguftof Qdiobex, 1783, t By Alex. Aubert, F. R. S,. and SrAt

:r

C O N T E N T S. vi1i XV. Anfwer to Mr.Kirwan’s Remarks upon the Experiments on

Air.By Henry Cavendiih, Efq, and S, A. p. 170XVI. Reply to Mr. Cavendifh’s Anfwer. Richard Kirwan,

■ Efq. F.R.S. p.178? XVII. On a Method of deferring the relative Poftions and Mag*

nitudes of the Fixed Stars} together̂khufikel 1 4Obfervations.By the Rev.'Î faiibrs Wollafion*

-F.--R.Si -,r pi ftk .. >! XVIII. An Account) of feme late fiery Meteorsy with OhfifW-

tions. 1 In a Letter from Charles Blagtfeti,, Mf fy.'Fhyfî mniot the Army* Sec. R. ‘"A' 1 , 1 I* i*7 ^ J v , c w \o \ \ -jc 4 &£