_M.J.F. Sireermann, 113.—On Ruhmkorff's Apparatus for teeiebios ing Dye 
namical, = Statical Electric icity, 114.—De la Rive’s Interru 2s attlen as prs es by 
-Miraud, 115.—Correspondence of ‘T. 8S. Hunt on Atomie Volum 
_Chemisiry and Ph hysics.—Stibmethylium and its Compounds, 117 ee on the 
» . Kakedy! of Valerianic Acid: Constitution of Spermaceti, 118.Positive Pho- 
on pene Pictures: Determination of arsenic in cases of poisoning, 119.—Coci- 
_ non, Myriston and Lauro-stearon: On the Allotropic Modification of Oxyd of 
Cobait, ‘by F. A. Gextu: Observations on the Zodiacal Light made at the Kew 
Observatory from January to April, 1850, by Mr. H. R. Brrr, 120.—On_ the 
= orm of Images reer ed by Lenses and Mirrors of different sizes, by Sir Da- 
vip Brewster, 121.—On a ais as wes and Decomposed Glass found. _~ 
iy 
in ineveh, by Si D Brewster agnetism and Diamagnetism, 
by Prof. Marrevcci, Ik na Manitold Binec ular Camera : ET: 
A Poisson's Theoretic ‘cnticbaiien of Magno-crystallic Action, by Dr. Tyx- 
3 eae imati ove's Theory of Lustre, by Sir Davin tne 
: Notice ofa Tree struck by Lightning, by Sir Davin BrewsTER 
bs OgYy-— eng the Connection ye Be fetes g races and the Pekes of the 
Earth, y Mr. H. Hennessey: niology of a part of the 
oe Mossi Region, by Prof, z Toe. M196 Gevlogesl Survey of Can- 
= * 
Botany and Zoology. ran aries Americze i lacctid ma exsiccatez ; edidit H. P. 
Sartwewt, MA. 320.--3. 6: Agardh, Species Genera, et Ordines Pa sta 
13L—L. R. Witieia. Monograph Padostemacearum , 132.—Seeman, Botany of 
the Voy age Pf H. M. 8. Herald Walbpers, Annales era ve: rant 
; jew: Stansb ury's sine to che. Great Salt Lake, 133.—A New Genus an nd 
Species of Craswce 135. 
aAstr omy.—New Planet: Return of the Twin-Comet of Biela, 135.—Shooting 
Stars of Augus 19-10, 1852, 136. 
Eman pai 'gence.—Meeting of German Naturalists at Wiesbaden, 136.— 
eoxcope, 140) — Pseudose ‘ope of ‘heistaigneks 142.—Riddell's Binocular Mi- 
4 er Ope sy the Koh-i-noor Diamond, by Prof. Tennant : On Glynn 
an 
V's P: Zape event f Piracy and Forgery the An-. 
nd Appel Patont Pap f ed r eed are Bok on ee o Rs A Bi Spring” ta the Hoeky oe 
rea Botuats 4 of ee Weer toes Earthga ge in New Oe eae oan 
SH Elephant, 146.—Gold in Vermont, by Prof. UBBARD, se 
—Gideon Algernon Mantell Lt PRS, F.G.S., ‘ge. 147.—Dr. Psisl abe: 
Dr. Pfatf, 150. 
Bib thliogra aphy.— First Princi iples of Chemistry, by B. 81 Moye BB Maes i Ea 
Moir on the Equinse vt Storms of March- es 1850, ee 3 
ee sage g Curiosities'of the Mic ‘roscope, iy ev. Jos. i iets ey 
: rinology, y ios Forrar: Lectures on saps 
Staph, with a an historical aecount of its rise and Progress, by sone ee 
*8LL,M.D.: Annals of Science, being a Record of Inventions an - pr 
Mens in applied Science, conducted by J, HamiLto ON College, : ig ee ie 
Annals of the Astronomical Observatory of Georgetown popes Dicainnes Lica 
Ainerican Polytechnic Journal; The Canadian Journa : eon i, p 
rely. 1 se 
Rord de ey : e—Mémoires sur les ments 
Etat Sais sidech a ie VAs 155.—Norton ie Litoiary Baguer, 1853, 1 
Wer, se of Works, TSS. 
Ace AS most of - he J = Seip: to them without.@ ae 
subscribers wish the Jour * 
2 ae Fenwal each year, we would request all, who desire a descent eee 
3 @ definite wk to that effect by the close es a current year ‘earn : 
ot oes cp ais have been ordered ER tor the current i ys 
