CONTENTS 

 OF THE FORTY-FIFTH VOLUME. 



On the Nourishment produced to the Plant hj its Leaves 3 



On the Rules for Algebraic Multiplication 15 



New Outlines of Chemical Philosophy . . . . 19, 422, 424 



On the Star Polaris 21 



On the combined Action of Water and Charcoal in oxidizing , 

 Metals 23 



Account of a Fa// o/'Uranolytcs (Aerolites) near A gen 23 



Calculations of the Intervals and Beats of the Sou?ids yielded by 

 various Gases in the corrected Experiments of Messrs. F. Km- 

 BY, and A., M¥.ViViicvi,recordedin Mr. Nicholson' sJou7}ial 26 



Biographical Memoranda respecting Edward Hussey Dela- 

 VAL, Esq. F.R.S 29 



A Copy of the Experiments made at the Royal Observatory, 

 Greenwich, by Mr. Firminger, Astronomical Assistant to 

 the late Rev. Dr. Maskelyne, by the Request and tmder the 

 Inspection of the late Sir George Shuckrurgh Evelyn, 

 Bart, with a view to establish a Standard of IVeight and 

 Measure, by determining the Length of the Seconds Pendu- 

 lum 33 



- On the Phcenomena of Electricity . . 38 



Letter from M. Ampere to Count Berthollet, on the De- 

 termination of the Proportions in which Bodies are combined, 

 according to the Number and respective Arrangement of the 

 Molecules of which their integrant Particles are composed 



41,189,344 



Observations on the new System of Phrenology, or the Anatomy 

 and Physiology of the Brain, of Drs. Gall and SpuRiSHEiM 



44 



Dr. Spurzheim's demonstrative Course of Lectures on Drs. 

 Gall and Spurzheim's Physiognomonical System 50, 132 



Vol.45. No. 206. Jwwe 1815. a 



