TABLE OF CONTENTS 



TO THIS THIRTY-SECOND VOLUME. 



MAY, 1812. 



Engravings of the following Subjects : Dissections of Plants of the Class Cryp- 

 togamia, delineated from Nature by Mrs. A. Ibbetson, in two Plates. 



I. On the Fructification of the Plants of the Class Cryptogamia. In a Letter 

 from Mrs. Agnes Ibbetson 1 



II. Trigonometrical Formulae for Sines and Cosines. In a Letter from a Cor- 

 respondent - - - - - 13 



III. Inquiry concerning the Means of studying the Modern Analysis. In a 

 Letter from a Correspondent - - - 17 



IV. Experiments to prove, whether Water be produced in the Combination of 

 Muriatic Acid Gas and Ammoniacal Gas. By John Bostock, M. D., Vice 

 Pres. of the Lit. and Phil. Soc. ot Liverpool, and Thomas Stewart Traill, 

 M. D., Secretary to the Society. Read before the Literary and Philosophi- 

 cal Society of Liverpool, and communicated by Dr. Bostock - 1 8 



V. Questions respecting a Passage in Mrs. Ibbetson's Account of the Water 

 Lily. In a Letter from a Correspondent - - 22 



VI. The Stater of Philip, the Father of Alexander; with Remarks on the Purity 

 or Standard of Gold. By Mr. J. Fabbroni, of Florence, corresponding 

 Member of the French Institute 23 



VII. A Rejoinder to a Paper published in the Philosophical Journal, by Dr. 

 Marcet, on the Animal Fluids. By George Pearson, M. D. F. R. S., &c. 37 



VIII. Meteorological Journal, by Luke Howard, Esq. - 50 



IX. A chemical Account of an Aluminous Chalybeate Spring in the Isle of 

 Wight. By Alexander Marcet. M. D., F.R.S., one of the Physicians to 

 Guy's Hospital, and Member of the Geological Society - 52 



X. Experiments to ascertain the State in which Spirit exists in fermented Li- 

 quors: with a Table exhibiting the relative Proportion of pure Alcohol con- 

 tained in several Kinds of Wine, and some other Liquors. By William Tho- 

 mas Brand e, Esq. F. R. S. - - - - 66 



XI. Meteorological Table for 1811. In a Letter from the Right Hon. W. J. 

 Lord Gray ----- 73 



XII. On Extract and the Saponaceous Principle. By Mr. Schrader, of Ber- 

 lin ...... 75^ 



XIII. An Examination of the Chromate of Iron of the Uralian Mountains, in 

 Siberia. By Mr. Laugier - - - - 78 



Scientific News . - - - 80 



JUNE, 



