i16 



INDEX. 



Oxygen gas. A prize question, 65 



Palhis. Geocentric places of, 76 



Patents, 73,148,233,312,463 



Perkins on compressibility of ^ater, 



5'-', 144 

 Perpendicular objects, all magnetic, 229 

 Philosophy and mathematics, a question, 

 307 

 Phrenological Society, Edinb., 222, 449 

 Platimtm. Heavy piece of native, 228 

 Polar Expedition. Account of the, 379 

 Porcelain. Improved glaze for, 272 

 Potatoes. Improved in size, 231 



Prize questions, 6S, I'K), 306 



Pyrolisneous acid. Antiseptic qualities 

 ot, " 10, 140 



Eajjlcs on the Dugong, 341 



Ra mage's telescope, 455 



Med Sea. Dangerous reefs in, 231 



Befractim. Ivory on, 321, 404 



Regent's Canal. Locks on, 401 



Report of Astronomical Society, 273 



Rhubarb. Analysis of, 69 



Ricardo on eWdencc of chemists, 3 



Riddle on deteiTfiining latitude, 364 

 Rose's glaze for porcelain, 272 



Royal Society, 138, 30r5, 393 



Royal Academy of Sciences, Berlin, 306 

 Scarlet fever. Presersative against, 231 

 Sovfula. On the cure of, 351 



Sea serpent. On the, 356 



Sele?uum for sale, 228 



Severn, Alng and C'o.'s insurance ques- 

 tion, S 

 Ships' comjmsscs. Effects of iron bodies 

 on, 61 

 Shooting Stars. On, 346, 4i8 

 Shrimps. A prize question, 66 

 Sna/;c with two heads, 231 

 Society of Sciences and Arts, Utrecht, 

 307 

 Solar eclipse. Effect of, on temperature, 

 74; on, 151 

 Solar and lunar 2'cnods, 15, 1G8, 435, 

 439 

 Solar spots. On viewing, 67, 149 

 Solar eclipse, the late. Annular at Am- 

 sterdam, 394 

 Sorrel a cure for scrofula, '.io'S 

 Sounds. On, inaudible to certain ears, 

 187 

 South Shetland. Voyage to, 72 



Sponge contains Iodine, 14? 



Statistics, 141 



Steam engine. Real inventor of, 426 

 Steam engines. The largest ever made. 



309 

 SlrojiJia. Test for, 228 



Siignr-house insurance question, S 



Sun. Comet jiassing disc of, 444 



Sun's 7-iglit ascension. Tables of, 28, 182, 

 260, 435, 439 

 Tatnm's Elecrro-magnetic Expcr., 446 

 Telescope. Ramage's 455 



Thornton (Dr. ) on cure of scrofula, 351 ; 

 on teaching Latin, 361 ; on yeast, 427 

 Tombs of the Egyptian kings, 207 



Travellers, 453 



Trcdgold on the method of fluxions, 



177,200,325 

 Unicom discovered, 145 



Ures Chemical Dictionary, 56, 93 ; on 

 ammonia, 1 92 ; on light, 409 ; on al- 

 kalunetry, &c. 429 



Ulting's solar tables, 28, 183, 260 ; on 

 solar and lunar periods, 168, 435, 439 

 Vaccination. A prize question, 65 



Vacuum void of sensible caloric, 229 

 Venus. Visibility of, in tlie day, 134 

 Vesta. Geocentric places of, 129; query 

 on tables of, 234 ; answer, 395 



Volcano in the Moon, 139, 234, 305, 

 394 

 Voyage of the corvette Urania, 20 



Waddinglon's tiavels, 455 



IVater. Compressibility of, 52, 144 



Weights and Measures. Third report of 

 commissioners on, 359, 420 ; Parlia- 

 mentary report on, 430 

 Whitehaven Philosophical Society, 140 

 Wilkinson on pyroligneous acid, 10 

 Wolluston on sounds inaudible to certain 

 ears, 187 

 Wood. Experiments on strcngtli, stiff- 

 ness and gravity of, 366 

 Wronski's AdiUess to Board of Longi- 

 tude, 62 ; remarks on, 136 

 Year. On the length of, 15,168 

 Yeast a remedy for putrid fever, 427 

 Ycates on magnitude of yeiu", 15 

 Young (Dr.) and M. Wronski, 62, 136 

 Zanlc destroyed by an eartliquakc, 141 

 Zeine. What? 3U 



END OF THE FIFTY-SEVENTH VOLUME. 



To the Hinder. 

 The Binder is desired to cancel the Title-page pulilis'ied in the January Number; 

 and to place the wood-cut illustrative of Dr. Thornton's Virgil before p. 361. 



Printed by R, and A, Taylor, Shoe Lane. 





