INDEX. » 
tion, 260; strength of materials, 301 
Memnon’s head. On the, 210 
Meta's,—potassium, sodium, ammonium. 
Prize questions, 62; cadmium, pro- 
perties of, 63; lithium, properties of, 
67; woodanium, 68,305 ; experiments 
on strength of, 162; a prize question, 
229; native copper, 306; vestium, 
463; tungstein and tellurium, 464 
Meteorology, 75—80, 157—160, £37— 
240, 317 —320), 397—400 
Mineralagy, 460 
Mississippi expedition, 155 
Mists. Davy on, 289 
Maving mountain, 465 
Moving power. New, 71 
Morey, on tar and water burner, 274 
Mosaic, Purple enamel for, 390 
Murray (Dr.) on statement of, respect- 
ing definite proportions, 40] 
Murray (J.) on gas blow-pipe, 232; on 
aphlogistic phenomena and violet 
rays, 268, 358; sulphuretted azote, 
&c. 858; Arcticexpedition, 386 
Music. Upington on, 31,81, 241 
Mustela vuiprna, described, 411 
Nautical almanac. New edition, 217; 
corrections of, 219 
Necronite, 463 
Nicholson on factorial and figuratenum- 
bers, 412 
North-west passage. Voyage to disco- 
ver, 278, S67, 377, 386 
Numbers, factoriai and figurate, On, 412 
Oi! from pumpkins, 390 
Oratory, music necessary to, 31, 81, 241 
Oxygen and Hydrogen. New liquid 
from, 462 
Oxugenized acids and oxides, 21, 109,147 
Pantings, Egyptian, 452 
Park, the traveller, 309, 466 
Parkes's letter to farmers, &c. 288, 343 
Patenis, 72,315, 397 
Pearson, (T.C.) on decomposing sul- 
phate of soda, 232 
Peckston on gas light, 456 
Pendulum. Biot on the, 292 
Pennington’s astronomica! clocks On 
rates of, 426 
Platinum, New way of purifying, 68 
Potates. Products from, 70; sugar 
from, 803 
Power of ran. New way of applyingto 
work machinery, 425 
Prize questions, 61, 62, 229, 300 
Proteus arguinus. On the, 181 
Prout op purpuric acid, 25 
Pumpkins, Oil from, 390 
Purpuric acid, Prout on, 25; purpurates, 
27 
Pyramid, Cephrene,’s, opened, 212; the 
great, discoveries in, 254 
475 
Pyramids—the third opening, 452 
Pyromucous acta, ude S05, 
Radiation, calorific. On, 260, 301 
Rafinesque on a new species of marten, 
411 
Rain in 1818, 75 
Rainbuw. New theory of, 157 
Red sandstone formation, Quere, 275 
Red snow, 69, 287 
Rido!fi’s process to purify platinum, 68 ; 
improvement on gas blow-pipe, 232 
Rennie (G. Jun.) on strength of mate- 
rials, 161 
Roads, Wingrove on, § ; Farey on, 102, 
276 
Rass’s voyage to Baffin’s Bay, 278, 367, 
377, 386 
Royal academy, Rouen, 62 
Royal academy of sciences, Paris, 61, 
147, 292 
Royal Institution, 385 
Royal Institute of France, 61 
Royal medical Society, Bourdeaux, 63 
Royal Society, 55, 146, 289 
Rudoipht, on the Proteus anguinus, 181 
Saline, on magnetic needle; 289; on 
Arctic voyage, 367 
Salt, its uses in agriculture, 343 
Salt’s antiquarian labours, 213, 254 
Sal’’s researches in Egypt, 450 
Salts crystallized without water, 254 
Sarcophagus. A singular, 212 
Sarcophagus of alabasier, 451 
Saussure on starch, 56 
Savi ona species of Julus, 50 
Scoresby on variation of compass, 147 
Sculpture, Egyptian, Perfection of, 452 
Sea Servent. ‘The American, val 
Seals, Tame, 307 
Senefelder’s lithography, 226 
Serpents, On urinary organs of, $330 
Shells, fosstl, Farey on, 112 
Shipwrecks. Loss of lives in, 837 
Shooting stars. On, 201, 312 
Silliman’s journal, 288 
S:lliman on respiring oxygen gas, 273 
Sinclawr on improving waste Jands, 202 
Snow, red, from Baflin’s Bay, 69, 287 
Society of antiquaries, 290 
Society of medrcine, Marseilles, 62 
Specific gravities. Useful hint on, (note) 
171 
Specific heat. On, 38, 87, 182; Luck- 
cock on, 44 
Sphyna, the Grea', uncovered, 256 
Sphynx Alrepos, destructive to apicriecs, 
393 
Spider, fed on sulphate of zine, 61 
Spinning, Workon, 289 
Starch. Saussure on, 56; experiments 
on, 69; sugar from, 36 
Slatistics, 159 
