1873.] 



Presents. 



259 



Reports, &c. 



London : — Statistical Tables of the Patients under treatment in the 

 Wards of St. Bartholomew's Hospital during 1871. 8vo. 1871. 



The Hospital. 



Melbourne : — Census of Victoria, 1871. Birthplaces and occupations 

 , of the People, fol. Statistics of Victoria for 1871. Part 8. In- 

 terchange, fol. The Registrar-General of Victoria. 



Paris : — Bulletin de Statistique Municipale. Janv.-Avril, Nov., Dec. 

 1871 ; Janv., Fevrier, Avril 1872. 4to. The Prefect of the Seine. 



Salford : — Report of the Museum, Library, and Park Committee, 

 1871-72. 8vo. The Committee. 



Washington : — Annual Report of the Librarian of Congress for the 

 year ending Dec. 1, 1872. 8v.o. The Librarian. 



Wellington :— Statistics of New Zealand for 1871. fol. 1872. 



The Registrar-General of New Zealand. 



Groves (C. E.) On the Formation of Naphthaquinone by the direct Oxi- 

 dation of Naphthalene. 8vo. London 1873. The Author. 



Kronecker (L.) Zur algebraischen Theorie der quadratischen Pormen. 

 8vo. Berlin 1872. The Author. 



Maxwell (J. Clerk), P.R.S. A Treatise on Electricity and Magnetism. 

 2 vols. 8vo. Oxford 1873. The Author. 



Merrifield (C. W.), P.R.S. A Catalogue of a Collection of Models of 

 Ruled Surfaces constructed by M. Fabre de Lagrange. 8vo. London 

 1872. The Author. 



