CONTENTS: 
INTELLIGENCE AND MISCELLANIES 
1. Forerien. 
Steam- Engines of extraordinary dimensions, . 
Large masses of Amber found in the island of New Providence—Free Com- 
mercial School, : : : - : : ‘ 
Geneva Museum—Linnean Society re : é 
Model School of Mutual Instruction—French Posts, 4 
Laplace’s System of the World—Public Instruction, 
Canton de Vaud (Switzerland)—Gymmastic Science, . 
Limits of Heat and Cold—Sweden—The American Journal of Science and 
Arts, . : - 3 : di : : 
Surgery—Death of Professor Pictet, 
Manufacture of Salt by evaporation on Faggots, 
Effects of Mercurial Vapour, : 
Cabinet of Entomology—Remarkable Water Spout, . s 
Kite for Communicating with Vessels stranded on a lee-shore, , 
Chronometers, 
Sordawalite, a new “Mineral—Influence of sounds on the Elephant ‘and Lion, 
Aurora borealis—Curious lunar refraction, 
Vibration producing the primitive colours—Declinations of stars ae 
ed to their refrangibility, 
On the effect of Animal Charcoal in preventing the putrefaction ‘of stagnant 
water—On the Phosphorescence of several sub-resins, 
Minerals produced by heat—Ammonia disengaged from plants during vegeta: 
tion—Influence of Prussic Acid upon Vegetation, 
Composition of Fulminic Acid—Sulphuric and Hydro- -chlorie Acids found in 
the Rio Vinagro—English Locality of Metallic Lead, 
Annual return of migrating Birds to the same spot—Red Snow—Portable Gas 
Light Companies, ; 
Changes in the contents of Brine Springs—Paper Making —Manufacture of 
Hats, : : e : 
English Opium—Menstruum for Biting-i in on Steel Plate, 
General ne of the Linnean Society of Paris, ; : ; 
Hail-R : : : , : : : : 
arene Sounds—Helvetic Society, é : : 
Reetification of Alcohol without heat, : 
Wumigation—Polytechnic Institute of Vienna, 
Animal Heat—Heat by Combustion, 5 : : 
Royal Learning—Philology—Mutual Instruction, eo vie 
Compound of various Metals, 
Successful treatment of Hydrophobia—New Method of Lighting lange Apart. 
3 
ments, a 
Ghent—Paris—Sulphate of Quinine—Chlor uret of lime, 
Paper—Hygrometry—Methed of procuring good yeast, 
_ Method of making Soup of bones—Printing | upon Zinc, . 
Medicinal Leeches, ‘ 
Influence of the Nerves on Animal Heat—Notes of Birds, : 
Civilized Nation in Africa, . : i ; 4 
2, Domestic. 
Proceedings of tlie es York Lyceum of Natural History, 
American Geological Society, . 
Correction by A. B. Quinby——do. by G. W. Carpenter, ; 
Indrn Summer—Recipe for driving Insects froin trees, 
Notice of the Anthracite region of Pennsylvania, 
170 
