Vol. 55. Philosophical Magaaine. Japj. 1820. 



Contents op Nu'mber 261. 



Pof*.^ 



SI 



S7i 



^ I. Remarks on Damp Decks 'ind Other Circum«ance» 

 in the Medical CEcdnomf of Ships. By A Natau Su^okom. S 



II. Report frbm the Select Committee appointed to con- 

 sider Sthe Validity of the Doctrine of Contagion in the 

 Plague. - - - . . - 8 



III. On the 'Third Edition of Professor Jamsjcn's System 

 [ of Mineralogy. By P. J. Biown, Esq. 



IV. Remarks on an Article entitled " A few Facts relat- 

 ing: to Gas Illumination," published in No. 14 of The Quar- 



' terly Journal, By Gkorgi LowE.Esq. 



V. On the Comet of July— September 181 fit By A Coi- 

 REsFO-viteNT. > » - .: fc i. . 4gJ 



VI. Particu!ar»of the Sword of Meteoric Iron presented 

 'by Mr. Sowerby- to the Emperor AtiXANDEa of Russia. 49 i 



VII. Memoir Upoa the Conversion of ligneous Bodies 

 into Gum, Sugar, and a particular Acid, by means of Sul- 



1 phuric Acid ; irid on the Conrevsion of the same ligneous 

 Substance into tJlmin by Potash. By M. HaxtY E»aco»- 

 NOT. - - - - - . S3j 



VIII. Notice* respecting New Books, . - 57 



IX. Proceedings of Learned Societies. - - Ci'0| 



X. Intelligence and Miscellaneous Articles. — Letter 

 'from the Arctic Laud Eipedilioa.—Fossil Animal Re- 



m;iins.— Mineral Anim.-4l Matter.-~2pogeue.-~-M. Fanjas 



Saint Pond's Museum of Geology and Natural History,— 



Boracic Acid. — Kiosphoric in AcidVegetabler-.^^Wavellite, 



I — New Vegetable Alkali.— Re-ctjfication of AlcohoL— New 



' Pigments. — Fulminating Gold— -Earthqaakcs.— Beneficial 



Use of Salt in feeding StocV.. — Mildev.-— Freezing Sweet 



Wort.— Acorns a Substitute for Coffee.— Questions by a 



' Correspondent. — Dry Rot.-— Hydrophobia. — Explosion of 



la Steam-Boiler. — Sir Williara Congreve's Conical Balls.«*» 



I Enormous Bird.—Seneca.Oil. — Eruptions of Mount Vesu- 



vius. — ^Apoplexy. — Statistics. — Lectures.-— Patents.— Red 



, Rain.*— Singular PhaEuomenon.— Meteorological Tables. 61-80 , 



*«• Communications for tills Wort, addressed to the Editor, 

 Pickett-Place, 'i'emplc Bar, tvUl meet with every attention. 



tlVUAKD AK» AR'^HVtl TATI.0*, WS r»S.S, iifOl t,AV«, tcawx. 



