iv CONTENTS. 



Page 



Mr. Major's Analysis of British and Foreign Ships of War ... 94; 



Mr. Children's Abstract of the Characters of Ochsenheimer's 

 Genera of the Lepidoptera of Europe; &c. (continued) . ... 99 



Mr. Haworth's Description of the Subgenus EpiphT/llum .... 107 



Notice of the Arrival of some of the Winter Birds of Passage, 

 as well as of a few of the occasional Visitants, in the Neigh- 

 bourhood of Carlisle, during the Winter of 1828— J8'29; 

 with Observations, &c 110 



Dr. Hare on the Construction and Applications of the improved 

 Sliding-Rod Eudiometer and of the Volumescope [continued) 114 



Mr. Challis on the Integration of the General Equations of 

 the Motion of Incompressible Fluids 123 



New Books: — M, Adolphe Brongniart's History of Fossil Ve- 

 getables 133 



Proceedings of the Royal Society 135 



Linnsean Society 135 



Geological Society 1 3fS 



Royal Academy of Sciences of Paris. ... 139 



Decease of Dr. Young and Sir Humphry Davy — Spongy Pla- 

 tina. — M. Braconnot's Indelible Ink 141 



M. Henry's (jun.) Preparation and Composition of some Bro- 

 mides — Perbromide of Iron 142 



Bromide of Magnesium — Bromide of Calcium — Bromide of 

 Barium 143 



Bromide of Potassium — Bromide of Sodium — Protobromide 

 of Mercury — Perbromide of Mercury 144 



Atomic Constitution of Cyanide of Mercury — Carbazotates of 

 Copper and Lead 145 



Berzelius's Analysis of Platina Ores 146 



Rosacic Acid in Human Urine — Silicate of Iron from Boden- 

 mais — Calcareous Crystals in the Tissues of Living Vegeta- 

 bles — Chloride and Iodide of Ammonia — Decomposition of 

 Ammonia by Metals 147 



Analyses of Bath Water and of two Mineral Springs in Wind- 

 sor Forest — Erratum in Mr. Ewart's Paper, April last, p. 254 148 



M. Serullas on Sodium — Geological Arrangement of British 

 Fossil Shells 149 



New Invention for Propelling Ships, &c. — Bromine and Bro- 

 mide of Potassium 152 



Mr. White on the Variation of the Needle, as observed during 

 a Voyage to and from India — Active Molecules in Organic 

 and Inorganic Bodies 153 



New Patents 154 



Results of a Meteorological Journal forl827, made byMr.W. B. 

 Booth, in the Garden of the Horticultural Society, Chiswick 156 



Meteorological Observations 158 



made by Mr. Booth at the Gar- 



den of the Horticultural Society at Chiswick, near London, 

 by Mr. Giddy at Penzance, Dr. Burney at G- sport, and Mr. 



Veall at Boston 160 



NUMBER 



