SCIENTIFIC NEWS* ^g« 



«:!ierttistry of the arts, F» Accum, M. Ri L A.^-^Naluml 

 Jjhilosophy and Astronotnony* Mr, Hardie, 



Mr. Singer's lectures on electrical and e)€ctrt>ciieraicai l^^^u^p^ 5^ 

 science will recommence early in the ensuing season, at the electrical anA 

 Scientific Institution, 3, fnn-ces btreet, Cavendish Square, eal stienc**. 

 In these lectures a complete exposition oF the subject will 

 be given, and the illustration will be assisted by some new 

 and interesting experiments. A prospectus of the plan of 

 instruction may be had at the Institution, or of Mr*. Cuth* 

 bertson, 54, Poland Street* 



Mr, Barlow, of the Royal Military Academy, tlas ready InvestJgaVfpft 

 For the press, an Elementary Investigation of the Powers °f ''^* poWeiE 

 and Properties of Numbers, with their application to the ^f number. 

 indeterminate and diophantine analysis, to which will be 

 subjoined a synopsis of all the most carious problems of 

 this kind, selected from the best ancient and modern au- 

 thors. 



jTo Co-respondents. 

 The paper of Messrs. Kerby and Merrick Jn <)ur nfeSts 



