NOTICES. 



1. A limited number of complete sets of the first Ten 

 Volumes (thirty parts and index) of the Transactions is in 

 stock ; sets may be obtained on application to the Secretaries 

 of the Society. The- price is £20 a set. 



2. Transactions. 



Vol. XVII. Pt. II. is now published, and will be sent on appli- 

 cation at the University Press ; it includes the following papers : 



IV. Mr A. E. Western, B.A., Certain Systems of Quad- 

 ratic Complex Numbers. 



V. Major P. A. MacMahon, RA., D.Sc, F.R.S., Hon. 

 Mem.JJ.P.S., Partitions of Numbers whose Graphs 

 possess Symmetry. 



3. Letters and Communications for the Society should be 

 addressed to one of the Secretaries, 



Mr H. F. Newall, Madingley Rise, 

 Mr W. Bateson, St John's College, 

 Mi- H. F. Baker, St John's College. 



Presents for the Library of the Society should be addressed to 



The Philosophical Library, 



New Museums, 



Cambridge. 



Members of the Society are requested to inform the Secretaries 

 of any change of address. The Secretaries will be obliged also 

 for any corrections of the list of Members which was issued in 

 1898.- 



