vi CONTENTS. 
Page 
On Bees’ Combs .....++ SPEAR Deletes Ais asia sible mia ejelelate olaial@ele alee eka mms oes 
Introduction of Vaccine Lymph into America ..... +--+ +++. +++4. s+. tbid. 
New Patents . aga ve cle aaue! oe tele acre ERR ele ae enna oe 
New Scientific ‘Booka in Tlic, ies, Be SA As MERLE < ofptaXs ie Bae ibid. 
Meteorological Table and Observations, Feb. 8 to March 3 cd acdbaticnene 395 
A 
NUMBER LIII.—MAY. 
Observations on the Flame of a Candle. By Mr. Porrett.......... soy?) 
Account of a remarkable Fossil. By Dr. Thomson. pied ke eee 
On Chinese Mercurial Preparations. By Mr. Peane ere «0 B44 
On the Quantity of Matter having an Influence on Ghexteal ‘Anes eee eODe 
On the Influence of iaeafseees ae Mechanical Pressure, and Humidity, 
on the Intensity and Nature of Electricity. By M. Dessaignes ...... 354 
Researches respecting the Laws of the Dilatation of Liquids at all Tem- 
peratures. by) View EO a) <cie) cocker ds actos) hob eleiode)o)ohae) atch ale) alee 363 
Queries and Answers respecting the Probability of reaching the North 
Pole from Spitzbergen. By Col. Beaufoy . Bek soe Go. hell! 
On the Temperature at which Water is of ey greatest Beas By, 
KGeorpe) Oswald) syiiis.y Vice aaper teeter lence bets eccrine rote 1e ielslaues tetera 387 
Magnetical and Meteorological Tables. By Col. Beaufoy............. 390 
Analytical Account of Syst#me des Animaux sans Vertebres.......... + 392 
Extrait du Cours de Zoologie, &c.............1bid. 
Histoire Naturelle des Animaux sans Vertébres_ .. ibid. 
Proceedings of the Royal Society, March 27, April 17, and 24........ 393 
—_—_————— Linnean Society, April 1 and 15.........+-.-05. 304 
2 Geological Society, June 21, and Nov. 1 .......... 305 
Notices of Lectures . dy sisisTavatetobeelafels dave telkeipeh See OR 
Register of the Weather atiNew ‘Mellon ofa ale) Yoyo [o.ssjo bette <ters akel a lett e 
Quuthe Bat dican ae rer é icrebi sh eeeOs 
Comparison of the Temperature of ne ree in 1 both Het pee syefalealetets 400 
Heieht of the Barometer .. 0... 5. sec. os» «= oino1eslesiens «ile sth ee Aenean 
eae EEXIPENMMICDAE pete steislalalet=t ic icic aim sinjs/eleleFafelets aie ietetet-elste soto aes tevenets 401 
Further Improvement in Brooke’s Blow-pipe ........00eesceeeesees see. 402 
Experiment with a bent Gun Barrel 2... ....)<. sisiac,e1ssia.n'in oa/auentnes fe eiere 403 
On the Introduction of Vaccine Matter into America .........se0eeeees A04 
the Antiphlogistic System into Great Britain.... 407 
Bale lots WMirsdrals 3. cn ces stay Se cave, cia cerca c's SIERO eT ead are eee ethos 409 
Correction of a Mistake in Mr. Donovan’s Essay on Galvanism ........ 41% 
An Anthelion observed at Tottenham. By L. Howard, Esq......++« .. ibid. 
RIES TAPE coro Re Ali ate wlo,5'< dain caigMa'assslsisiciad ds Sate cine 412 
New Method of Freezing Water. By Professor Leslie ......++e+eeeee: ibid. 
ME PIS 5 meat isc uns vc asa Spe anc RCELE Micfdie ole]eietelsteleroperete tacts vaee ATS 
New Scientific Books in the Press ............ccceccesedevens sree . «ibid. 
Meteorological Table and Observations, March 10 to April 7 ........+. 415 
