CONTENTS. 



GEOLOaY, MINERALOGY, TOPOGRAPHY, Lc. 



Page. 

 Art. 1. Mr. John Dickson on the Mineralogy and Geology of parts of 



South and North-Carolina 1 



2. Ebenezer Granger, Esq. on vegetable impressions in rocks of 



Zanesville Coal formation .-..,. 5 



3. Dr G. Troost oh the Amber of Maryland - - - - 8 



4. L. Bringier, Esq. on the region of the Mississippi, &LC. - 15 



5. Notice of Mr. H. H. Hay den's Geological Essays - - 47 



6. Prof F. Half on ores of Iron and Manganese ... 57 



7. Notice of Mr. Schoolcraft's work on the Missouri lead mines, &c. 59 

 S. Mr. M. Hale's Geological Notice of Troy - - - - 72 

 9. Dr. J. A. Allen on the West River Mountain, with localities of 



Minerals -..--...,. 73 



BOTANY AND ZOOLOGY. 



10. W. Prince, Esq. on a hybrid production between the Spanish 



Chesnut and Maryland Cinquapin, with remarks, by Prof. S. 



L. Mitchill - 77 



11. J. C. Vanden Heuvel, Esq. on American Honey Bees - 79 



12. Prof. J. (Ireen on Bones of the Rattle Snake ... 35 



CHEMISTRY, PHYSICS, MECHANICS AND THE ARTS. 



13. Upon the fusion of various bodies by Hare's Blowpipe — from the 



Annals of Chemistry, &c. with remarks by the Editor - 87 



. new mode of forming water 91 



14. Prof Green on instantaneous crystalization - . . 93 



15. Mr. S. Morey on Mineral Waters, &c. .... 94 



16. Prof D.Olmsted on a peculiar efifect of lightning - . 100 



17. Rev. R. Emerson on the divining rod .... 102 



18. Prof Hare on new Galvanic apparatus and theory - - 105 



19. Prof E. D. Smith on the warm springs of Buncomb County, N. 



C. (posthumous) 117 



20. Remarks on Enfield's Philosophy, third edition - . 125 



21. Mr. Town's new mode of Bridge-building .... 153 

 32. J. Hall, Esq. on the staining of wood, and on medical electricity 166 



23. Thomas Jarman, Esq. on Gas Lights 170 



24. Editor's notice of an argentiferous Galena, &.c. - - 173 

 26. Editor on the formation of ice in certain circumstances - 179 



MEDICAL CHEMISTRY. 



26. Dr. B. L. Oliver on priority of medical use of the Prussic Acid 182 



27. Cases illustrating the medical effects of the Prussic Acid - 187 



