SCIENTIFIC NEWS. 



317 



Experiments for determining the expansion of the old 

 Chain. 



Expansion of 

 the measuring 

 chain. 



It appears from these results, that the expansion due to 

 1° of the thermometer is less than what has been allowed by th^nTnowed 

 experiments made in England; but this might arise from in England. 

 the thermometers, as they were such as could be purchased 

 in the shops, and therefore most probably not of the best 

 kind. Great care, however, was taken to watch the moment 

 when they stood the highest, and though they varied from 

 one another considerably at that time, yet that variation was 

 generally the same in equal temperatures. 



(To be concluded in our next, J 



SCIENTIFIC NEWS. 



Wernerian Natural History Society, 



J\. Society has been established at Edinburgh for the cul- Wernerian 



tivation of the different branches of natural history. It has Natural Hlsto. 



J ry Society at 



been denominated the Wernerian Natural History Society, in Edinburgh. 



honour of Werner. The following gentlemen have been 



elected office bearers. 



PRESIDENT, 



