4io INDEX. 



Geofroy on the (hark and pilot- 

 ing 354 

 Giant's caufway, on the, ||1 

 Glands of plants, 1 79 

 Glaring for porcelain, 347 

 G/tf/x. On ibldering, 405 ; on 

 rolling out, 405 

 Glafs-paintingyOn colours for. 342 

 Gleig's Life of Dr. Robifon, 38') 

 GluLn, on, 9 

 Gold alloyed with platina, a ufe- 

 ful mixture, 40$ 

 Gray marine fait , to whiten, 40 

 Greenwich Hofpitah Longevity of 

 the penfioners in, 249 

 Gummy and refinous extracts , on, 



Haarlem fociety, 191 



Heat produced by condenfation, 



59 : Prevoft on, 291 



Heat. Experiments on, 401 



Herculaneum manufcripts, 92 

 Herfckel on the heavens, 290 

 Hieroglyphics, MS. on, 206 



Home on the Ornithorhynchus 



hyftrix, 286 



Howard, (E. Efq.) on fubftances 



which have fallen on the earth, 



23, 136, 219,331 



Humboldt the traveller, 93 



Hydraulics, a prize queftion, 186 



Hydrogen deficcated, 69 



Iceland cryfial. On the refraction 

 of, 289 



Inc banted ijland defcribed, 336 

 Infer iptions, a prize queftion, is 7 

 Inventions, Marquis of Worces- 

 ter's Scantlings of, 43 

 Iron, amalgam of, 406 

 Iron bridge at London, on the 

 propofed, 306 

 Iron, crude, on the proportions 

 of carbon in, 2, 142 

 Iron-Jlme. Two peculiarities in a 

 fuceics of, ii 

 enncr, (I>r.) life of, 206 



.7 



Lacunti of plants, 



177 



Laiande on planet Pallas, 91, 27^ 

 Learned Societies, 73, 80, 97, 

 183, 1S5, 2b6, 400 

 l.eclures, 308 



hfifltr't new cultivator, 20 



L\ght. On reflection and refrac- 

 tion of, 336 

 Lvmean Society, 74, 86 

 Literary andPhilofcbbical S'h/ety, 

 NewcaiUe, 86 

 longevity, on, 164,208,239 

 Longitude, Hints for afcertaining 

 the, 404 

 Lunar 'Tables, On Blirg and 

 Bouvart'-, 183 

 Lute, A new, ii 



Magnetifm applied to different 

 metals, 401 ; to afcertain the 

 longitude, 404 



Malleabh iron manufactured 

 directly from the ore, 234 



Mammouth. On the, 206 



Manufatlures. Premiums, 107, 



Manufcripts on papyrus, 92 



Marine fait, gray, to whiten, 40 

 Mathematical intelligence, 291, 

 298, 400 

 Mathematics. Hiftory of, 79: a 



prize quertion, r86 



Mechanics, New work on, 76 ; 



premiums in, 108, 114 



Medical Society, Montpclier, igi 

 Medical intelligence, 208 



Membranous tijfue of plants, on, 



38 



Metallic oxid.s. On colours pre- 

 pared from, 34a 

 Meteorology, 149 

 Mineralogy. Premiums in, 103 

 Mines. On difcovering, 309 

 M'irhel on the anatomy of ve- 

 getables, 36, 172, 225 

 Montucla's hiftory of mathema- 

 tics, 79 

 Moons influence on the atmo- 

 lpherc, J49 

 Morals, a prize queftion, 1 86 

 Mofes defended, 371 

 Mufhct 



