47 * 
SUM 
S UN 
of Cafile-Leod and Fairburn, in the county of 
Rofs, and of the fait purg : nh waters of Pit- 
keathly, in the county of Perth, in Scotland 
Monro 
Summer. An inquiry into the caufes of a dry and 
wet fummer - - Anon . 
Sun. (In genera!) A method for finding the numbei 
of the Julian period for any year afiigned, the 
number of the cycle of the fun, the cycle of 
the moon, and of the indi&ions for the fame 
year, being given together, with a demonftratior 
of that method - Collin. 
— • A certain phenomenon feen in Prufiia, about 
the fun, a little before his fetting, and the 
moon’s conjunction, and the fun’s eclipfe, 
(which was not feen by him) Heveliu 
* A letter for correcting the hitherto afiigned mo- 
tions of the fun - Flamjlead 
— — - Concerning the apparent magnitude of the fun 
and moon, or the apparent difiance of two 
liars, when nigh the horizon, and when highei 
elevated - - Molyneu x 
The fentiments of Dr. Wallis on the aforefaid 
appearances - - fVallis 
— * A difqourfe concerning a method of difcovering 
the true moment of the fun’s ingrefs into the 
tropical figns - Halley 
*— Obfervations on the meridian height of the fun, 
to inveftigate the elevation of the pole at Lifbon 
Carbone 
* An obfervation of an uncommon gleam of light 
proceeding from the fun Collinfor 
«— - Part of a letter concerning the gradual approach 
of the earth to the fun - Euler 
Sun. (Attraction of the) An efiimate of the quantity 
of vapour raifed out of the fea by the warmth 
of the fun, derived from an experiment fhewn 
before the Royal Society - Halle y 
» A refolution of a general propofition for determin- 
ing the horary alteration of the pofition of the 
terreftial equator, from the attraction of the 
fun and moon, with fome remarks on the fo- 
lutions given by other authors to that difficult 
and important problem - Simpfon 
— — On the preceflion of the equinoxes produced by 
the fun’s attraction - Milner 
Sun. (Conjunction with) An aftronomical diiTerta- 
Tranf. 
LXII 15 
XLI 519 
II 568 
IX 26 
— 219 
XVI 314 
— 323 
XIX 12 
XXXIV 95 
XLIV 456 
XLVI 203^ 
XVI 366 
L 416 
LXIX sos 
Abridg. 
VIII 482 
hi 399 
I 162 
I 221 
— 225 
— 266 
X481 
— 14 1 
II 108 
don 
