INDEX. 443 



Page. 



I Jiftory Natural, what 2 



Iliiloiy of tlic acidulated wntrn of Mcdvi jfc^ 



Jcrom, his evidence rcfpcc~ling glafs - 121 



Imperfect double falls - - 263 



Incniitatcd oi^p.nic bodies 259 



Imperfect triple falu - . 264. 



Invelligation of fulfils by fire fallacious 224 



Ingredients in the mineral waters of Mtdvi 39^ 



Iron native of Siberia, malleable - 13 



Laftantius, his evidence rcfpccling glafs 1 20 



Leather, mountain 193 



Lemnian earth - 161 



Library of Alexandria founded by Ptolemy Sotcr 95- 



Lithomargc - - * *59 



J^okame mineral fprings . 403 



Magnet, examination of earths by it - - 221 



Making gold, meaning of tilit cxprcffion - 129 



^Tcdvi, acidulated waters of 388 



Metals, fulphurcous character of 335 



Metals tltc ufc of, very ancient - 1 1 



Mctah, diflinguiOiing marks of 228 



Metallic falls - 26^ 



Metallurgy cultivated before the birth of ChriH 113 



Metallic falls with an excefs of metallic bafe - 266 

 Mixed neutral falts ... 242 



Mincrali/cd metals - - 179 

 Mortar prepared by the ancients with a larger proportion of 



land than at prcfeut 128 



Mincrali/.ing fubdanccs - 279 



Metals minerali/ed by fulphur ibid. 



Mofes (killed in chemiilry 72 



Metah mineralised by the arfenical acid 381 



Mountain cork 193 



Mixed fufiiU, pofition and fitualion of 287 



Mcrcuriel 



