CONTENTS. r 



FEBKUARY, 1811. 



Engravings of the following Subjects : 1. Diagrams for the Calculation of the 

 Height of Meteors, by N. Bowditch, Esq. 2. Joint of the PJiaseokis Coc- 

 cinea, delineated from Nature, by Mrs. Ibbetson. 3. Changes ia tlic Sta- 

 mens and Pistils of the Passion-flower, by Mr. R. Lyall. 4. Influence of 

 Galvanism in Metallic Arborizations, by C. J. T. de Grotthuss. 



I. Inquiries concerning the Signification of the word Particle, as used by mo- 

 • dern Chemical Writei*s, as well as concerning some other Term;^ and Phrasrs. 



By Mr. John Dalton. In a Letter from the Author - 81 



II. An Estimate of the Height, Direction, Velocity, and Magnitude of the 

 Meteor, that exploded over Weston, in Connecticut, December the 1 Uh, 

 1807 : with Methods of calculating Observations made on such Bodies. By 

 Nathaniel Bowditcli, A. M. A. A. S. and Member of the Philosophical 

 Society held at Philadelphia " " - - 89 



III. On the Method of Jussieu. By Mrs. Agnes Ibbetson. In a Letter from 

 the Author - - - - - ^S 



IV. Remarks on the Bfitish Species of Drosera. By Robert Lyall, Surgeon, 

 Member of the Royal Physical Society at Edinburgh, and Corresponding 



-, Member of the Literary and Philosophical Society at Manchester. Com- 

 municated by the Author - - - - 105 



V. Remarks on the Expansion and closing of the Flowers of the Passiflora 

 Coeru lea, or Passion-Flo wer. By the same - - lOi? 



VI. On the Influence of Galvanic Electricity in Metallic Arborizations: By C. 

 J. Theodore de Grotthuss - - - - 112 



VII. Observations on the Effects of Magnesia, in preventing an increased For- 

 mation of Uric Acid ; with some Remarks on the Composition of the Urine. 

 Communicated by Mr. \Villiam T. Brande, F. R. S., to the Society for the 

 Improvement of Animal Chemistry, and by them to the Royal Society 125 



VIII. Observations and Experiments on the Nature of Oximuriatic Acid, and 

 its Relation to Muriatic Acid, by J. Murray, Lecturer on Ciiemii^try, Edin- 

 burgh - - - • - - - 132 



IX. Questions on the Nature of Water. In a Letter from a Correspondent 



- . . ■ 153 



X. Remarks on Mr. La Place's Theory of Capillary Action. In a Letter from 

 Thomas Knight, Esq. - - - - 155 



XI. On Muriatic and Oximuriatic Acid in Answer to Justus. In a Letter from 

 Mr. John Dalton - - - - - 157 



XII. All Analysis of Fluor-Spar. By Thomas 'i liompson, M. D. F. R. S. E. 

 ------- 157 



Scientific News • - - - - 159 



Meteorolegical Journal - - - - ItJO 



'D' 



MAPXTI, 



