1894.] Presents. 4 



Observations and Reports (continued). 



Paris : Service Hydrometrique du Bassin de la Seine. Observa- 

 tions sur les Cours d'Eau et de la Pluie. Annee 1892. Folio. 

 Versailles; Resume des Observations Centralisees. Annee 



1892. 8vo. Versailles 1893. The Service. 

 Rio de Janeiro : bservatorio. Annuario. 1893. 8vo. Eio de 



Janeiro 1893. The Observatory. 



San Francisco : California State Mining Bureau. Eleventh 



Report. 8vo. Sacramento 1893. The Bureau. 



Spain : Comision del Mapa Geoldgico de Espana. Mapa Greoldgico 



de Espana. 10 Sheets. The Commission. 



Sydney: Observatory. Meteorological Observations. June, 1893. 



8vo. [Sydney, ,] The Observatory. 



Upsala : Observatoire. Observations dn Magnetisme Terrestre 



faites a Upsala pendant 1'Exploration Internationale des 



Regions Polaires en 1882-83. 4to. Stockholm 1893. 



Royal Swedish Academy of Sciences, Stockholm. 

 Washington : U.S. Department of Agriculture. Experiment 



Station Record. Vol. V. No. 1. 8vo. Washington 189:3; 



Weather Bureau. Monthly Weather Review. September, 



1893. 8vo. Washington; Report of the Ohio Weather and 

 Crop Service. October November, 1893. 8vo. NorwaUc. 



The Department. 



U.S. Patent Office. Official Gazette. Vol. LXV. Nos. 413. 

 8vo. Washington 1893. With Alphabetical Lists of Patentees 

 and Inventions. The Office. 



Journals. 



American Chemical Journal. Vol. XV. Nos. 6 8. 8vo. Balti- 

 more. The Editor. 

 American Journal of Mathematics. Vol. XV. Nos. 3 4. 4to. 

 Baltimore 1893. The Editors. 

 American Journal of Science. July December, 1893. 8vo. New 

 Haven. The Editors. 

 Analyst (The) July December, 1893. 8vo. London. 



Society of Public Analysts. 



Annalen der Physik und Chemie. 1893. Nos. 7 12. 8vo. 

 Leipzig ; Beiblatter. 1893. Nos. 6 11. 8vo. Leipzig. 



The Editors. 

 Annales des Mines. 1893. Livr. 611. 8vo. Paris 1893. 



Ecole des Mines, Paris. 



Annales des Ponts et Chausse'es. 1893. Nos. 3 9. 8vo. Paris. 



Ministere de Travaux Publics, Paris. 

 Asclepiad (The) Vol. X. No. 39. 8vo. London 1893. 



Sir B. W. Richardson, F.R.S. 



VOL. LY. K 



