CONTENTS, VU 



Page. 



3. Extract from the Meteorological Register of Prof. Barton, 



kept at New Orleans, 400 



4. Properties of liquid carbonic acid, . . - - 402 



5. Solidification of carbonic acid, . - - - - 404 



6. Exchanges of objects in natural history, . - - 405 



7. The Dispensatory of the United States of America, - 406 



8. Antiquities, - - 408 



9. Agency for Patents, at the city of Washington, - - 411 



10. Excursions to Cairo, Jerusalem, Damascus and Balbec, &.c. 412 



11, 12, 13. Gold mines of Virginia — Exchanges in Conchology — 



New work on Mineralogy, 413 



14. Statistical view of chemical education, - - - - 414 



15. History and proceedings of the Mechanics' Institute of the 

 city of New York, 415 



16. 17. Minerals, ores, mines, &c. examined — Mineralogical and 



geological collections, ...--- 418 



18. Geology and Mineralogy considered with reference to Natu- 



ral Theology, - - 419 



19, 20, 21, 22. Lyceum of New York — A Synopsis of the family 



of Naiades — Conrad's Unionidse, &c. — Obituary, - 421 



