CONTENTS. VU 



MISCELLAMES. 



Page. 



1. Notice of a new method of charring wood, - - 395 



2. Origin of Bituminous Coal, - - - - 397 



3, 4. Inhumed Wood — A village lighted by natural gas, 398 



5, Sheet Caoutchouc, _ . - - - 399 



6, 7. Geology of the Gold Region of North Carolina — German 



Collections of Rocks, Minerals, &c. - - 400 



8. Baron Humboldt's Expedition, . . - 405 



9. Information desired respecting Mineral Waters, - 407 

 10, 11. Diluvial Furrows and Scratches — Economical Process 



for Chlorate of Potash, . . - 408 



12, 13. Astronomical Observations, made at the Royal Observa- 

 tory at Greenwich, in the months of April, May and 

 June, 1828 — Register of the Thermometer at Brook- 

 lyn, N. Y. - - - - 409 



NOTICES OF RECENT AND FORTH-COMING SCIENTIFIC WORKS. 



Foreign. 



1, Early Discovery of America by the Scandinavians, - 410 



2, 3, 4. Use of the Blowpipe in Chemistry and Mineralogy — 



Library of Useful Knowledge, published under the su- 

 perintendence of the Society for the Promotion of Use- 

 ful Knowledge — Library of Entertaining Knowledge, 411 

 5. 6. Guy's Pocket Cyclopaedia or Epitome of Universal Knowl- 

 edge, designed for Senior Scholars in Schools, and for 

 young persons in general — Quebec Literary and His- 

 torical Society, - . _ . 412 



Domestic. 



1. Encyclopedia Americana, a popular Dictionary of Arts, Sci- 



ences, Literature, History, Politics and Biography, 

 brought down to the present time, including a copious 

 collection of Original Articles in American Biography ; 

 on the basis of the seventh edition of the German Con- 

 versations-Lexicon, - _ _ _ 413 



2, 3. Elements of Physics or Natural Philosophy, general and 



Medical — Familiar Introduction to the Study of Botany, 414 



4, 5, 6. Elements of Spherical Trigonometry ; designed as an 



Introduction to the Study of Nautical Astronomy — Ly- 

 ceums — Transactions of the Albany Institute for Dec. 

 1829, ------ 415 



7, 8, 9, 10. Elements of Geometry upon the inductive method ; 



to which is added an introduction to Descriptive Geome- 

 try — The American Almanac and Repository of Use- 

 ful Knowledge, for the year 1830, comprising a Calen- 

 dar for the year ; Astronomical Information, Miscella- 

 neous Directions, Hints and Remarks ; and Statistical 

 and other particulars respecting foreign countries and 

 the United Slates — A Map of the United States Lead 

 .Mines in the Upper Mississippi — New Treatise on 

 Mineralogy, - - - - - 416 



