C O NT EN T S. V 



FEBRUARY, 1812. 



Engravings of the following Subjects: Delineations from Nature of different 

 Parts of Flowers, to illustrate their Mechanism, by Mrs. Agnes Ibbetson : 

 in two Plates. 



I. On the Mechanism of Flowers. In ^. Letter from Mrs. Agnes Ibbetson 8 1 



II. Remarks on Mr. Anderson's Experiments " On the Decomposition of 

 Water in two or more separate Vessels," with an account of Mr. Murray's 

 Experiments on the same Subject - - - 87 



m. Observations on some Phenomena of Electro-Chemical Decomposition : by 

 George John Singer, Lecturer on Chemistry, and Natural Philosophy 90 



IV. An Attempt to explain the Phenomena of Caloric. In a Letter from a 

 Correspondent - - - - , - 95 



V. On the Prevention of Damage by Lightning. In a second Letter from Mr. 

 Benjamin Cook - - - - - 108 



VI. Observations on some of the Strata in the Neighbourhood of London, and 

 on the Fossil Remains contained in them : by James Parkinson, Esq., Mem- 

 ber of the Geological Society - - - - ill 



VII. Experiments on Muriatic Acid Gas: by J. Murray, Lecturer on Che- 

 mistry, Edinburgh - - - - -123 



VIII. Analytical Formulae for the Tangent, Cotangent, &c. In a Letter from 

 a Correspondent - - - « - ] 33 



IX. Meteorological Results, by James Clarke, M. D. &c., late Physician to the 

 Nottingham General Hospital, &c., and now resident Physician at Sidmouth 



137 



X. Meteorological Journal - - - - uo 



XI. Appendix to the Meteorological Journal, containing Observations on Rain 

 and Rain Gauges - - . _ . 142 



XII. A Reply to some Observations and Conclusions in a Paper just published 

 "X)n the Nature of the Alkaline Matter contained in various Dropsical 

 Fluids, and in the Serum of the Blood": from the second Volume of the 

 Medico-Chirurgical Transactions. By George Pearson, M. D. F. R. S. 145 



Xltl, On the Culture and superior colouring Qualities of Madder raised by Mr. 

 William Salisbury, of the Botanic Gardens at Sloane Street and Brompton, 

 from Seeds presented to the Society of Arts, &c. by J. Spencer Smith, 

 L. L. D. who procured them from Smyrna - - - 155 



XIV. Note on the Analysis of Hyalite: by Mr. Bucholz - 15s 



Seientific News - - - - - 159 



MARCH. 



