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 SigniBcation of certain Reproductive Phenomena 



in the Polyzoa. By Dr Allman, . 5O4 



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, . . 50^ 



Donations to the Library, . . kqo 



Index, ^ . . 



Title and Contents, vol. iii. 



511 



