• [ 6 45 ] 
Meteorological journal for the year 1775, kept at Briftol, p. 367. State of the baro- 
meter during the year, ibid. An abridged table of the winds for the year, p. 
368. Rain, ibid. Froity days, ibid. Earthquake, ibid. Weather there for the 
year, p. 368, 369. 
Milk, the only animal fluid (except ferum), through which the air can a& upon blood, 
r “ • 9 x y 
Mineral Subjlances , experiments made in order to afeertain the nature of fome ; and, 
in particular, to fee how far the acids of fea-falt and of vitriol, contribute to mine- 
ralize metallic and other fubftances, p. 603. Artificial preparations for the pur- 
pofe of making a proper analyfis of the minerals, and to difeover the exiftence of 
the acids of fait and vitriol in them, 608 — 61 1. Experiments thereon, 61 1 — 613. 
Experiments on natural fubftances, 613 — 623. Experiments on Mineral fubftance* 
which have neither acid of fait nor acid of vitriol in them, p. 620—623. 
Minorca , extrafl of Mr. Alexander Small’s letter from thence, p.439. Some account 
of the ifland of St. Philip in the ifland of Minorca, ibid. The new and old 
town of St. Philip built in a very dry fituation, on a folid rock, p. 439, 440. 
Caftle of St. Philip cut out of the folid rock, p. 440. Some account of it, ibid. 
Enquiry into the caufes of tertians , fo much dreaded in that ifland, p. 440 — 443. 
Two or three whole families have died in confequence of putrid moifture, p.445. 
Medicine tried with fuccefs in the tertian , p. 446. 
Moijiure, putrid, fatal confequences from, in the ifland of Minorca, p. 440 — 446. 
Moon, eclipfe of the, at Luxembourg, p. 190. Influence of the moon on the weather, 
table for trial of, p. 361. Enquiry concerning it, p. 363. 
Mojlart's Hoek , a dangerous pafs in the fout'ncrn part of Africa, p. 283, 284. . 
Mountaine (Mr. William), his letter concerning Mr. Douglafs’s 1719 obfervations on 
the variation of the compafs, p. 18 — 20. 
Mountains, a number of, in the fouthern part of Africa, p. 269 — '274. 279—283.. 
287. 289, 290, 291. 299. 303. 312, 313. 316, 317. Lofty mountains attratt the 
clouds, 296. A large mafs of native iron difeovered in the Siberian mountains, 
p. 524, &c. Great plenty of iron ores in thofe parts, p. 524—526. Some ac- 
count of the Urallian mountains, p. 528. 
N. 
Nairne (Mr.), his experiments on water obtained from the melted ice of lea-water, 
to afeertain whether it be frefh or not; and to determine its fpecific gravity with 
refpea to other water; and to find the degree of cold in which fea-water begins io 
freeze, p. 249. See Sea-water. 
Namur, Rue St. Nicholas, its latitude, p. 185. Obfervations there on the emerfion 
of If’r firft fatellite, ibid. 
Naples, the Romance language introduced there, p.153. 
Neutral biliary , bequaft o f Henry Baker, Efq. for making difeoveries in, p. 607. 
J J p 2 Needle. 
