ir 



PA»a 



On a Dynamical Top, for exhibiting the Phenomena of the 

 Motion of a system of invariable form about a Fixed 

 Point ; with some suggestions as to the Earth's Motion. 

 By Professor Clerk Maxwell, . . 503 



On the true Signidcation of certain Reproductive Phenomena 



m the Polyzoa. By Dr Allman, . 504 



On the Destructive Distillation of Animal Matters. Part IV. 



By Dr Anderson, Glasgow, . . 505 



Analysis of Specimens of Ancient British, of Red'Indian and 



of Roman Pottery. By Murray Thomson, . ' 505 



Theory of Linear Vibrations. Part VI. Alligated Vibra- 

 tions. By Edward Sang, . . 5qY 



Donations to the Library, . . 608 



Index, . . * * • gj^ 



Title and Contents, vol. iii. 



