f 



scii:ntific news.' ^SJ. 



though not the sparkling appearance [le hrtllant] of sugar 

 from the cane; a reward of 100000 francs, [^4166] has 

 been bestowed on the former, and 400Q0 francs, [^ 1€|66] 

 on the latter. The sweetness of this sugar, however, is 

 much inferior to that from the cane, as in this respect one 

 pound of the latter is equivalent to at least 2\, of grapo 

 sugar. 



At a meeting of the Italian Academy, in January, 1810, Congreve's 

 Mr. Hess, of Zurich, read an account of a method of pre- 

 venting the etiects of Congreve's rockets. 



In 1795, wolfram, which commonly accompanies yeins ^'" ™^"^^ ^^^s' 

 - ,. ,. , . 1^ o T 1 . , covered in 



ot tin, was discovered m b ranee, near St. Leonard, m the France. 



department of the Upper Vienae, and some search was \\\ 



consequence made for tin, but without success. Lately, 



however, farther search has- been made by Mr. de Cressac, 



mine engineer, and he has found tin in the state of oxide, 



and characterised by its peculiar crystallization. Mr. Des, 



cotils has analysed it, and obtained from it very pure 



tin. The vein was found to be more rich, in proportion as 



it was traced to a greater depth, and it is expected may be 



worked with advantage. 



Mr. Hedenstroem, in the Russian service, discovered in New land is- 

 tfce summer of 1809 a land in the Frozen Ocean, to which '^**^^'* * 

 he gave the name of New Siberia. The part he explored hfi 

 has called the coast of St. Nicholas. His observations will 

 be found interesting to the Natural Historian, as well as to 

 the Geographeri»»<iU;tart . ; 



Palmaro I i has succeeded in removing the Interment of Fresco paintiag 

 Christ, by Daniel de Volterra, from the wall of the church t'^^'^^f^^ed ta 

 of the Trinity on the Mount at Rome, on which it was 

 painted in fresco ; and transferriog it to canvas, to be cod. 

 veyed to Paris. mM' '>• 



The dried leaves of the cherry-tree arc now employed by Subjtituu for 

 the Norwegians as a substitute for tobacco, tobacco. 



Mr. Curaudau procures phosphorus by mixing one^hun- Preparations of 

 dred parts of calcined bones, thirty of potash, twenty of ^^'^^^^°'^"'^* 

 sulphur, and fifteen of vegetable charcoal, and distilling 

 the mixture in a stone retort by a strong heat. The 

 phosphorus that comes over commonly contains a little 

 sulphur, but it is not th^ less fit for the fabrication 



of 



