1888.] 



Presents. 



363 



between this number and that above obtained may be more than 

 accounted for, if I am right in my suggestion that his gas weighings 

 require correction for the diminished buoyancy of the globe when the 

 internal pressure is removed. 



Presents, February 9, 1888. 



Transactions. 



Hertford : — Hertfordshire Natural History Society. Transactions. 



Vol. IV. Part 7. 8vo. London 1887. The Society. 



Leipzig : — Konigl. Sachsische Gesellschaft der Wissenschaften. 



Abhandlungen. Band XIV. Hefte 5-6. 8vo. Leipzig 1887. 



The Society. 



London : — Entomological Society. Transactions. 1887. Part 4. 

 8vo. London. The Society. 



Institution of Mechanical Engineers. Proceedings. 1887. No. 3. 



8vo. London. The Institution. 



Photographic Society of Great Britain. Journal and Transac- 

 tions. Vol. XII. No. 3^. 8vo. London 1887. The Society. 

 Royal Asiatic Society. Journal. Yol. XX. Part 1. 8vo. London 

 1888. The Society. 



Melbourne : — Royal Geographical Society of Australasia (Victorian 

 Branch). Proceedings. Vol. V. Part 2. 8vo. Melbourne 1887. 



The Society. 



Naples : — Accademia delle Scienze Fisiche e Matematiche. Rendi- 

 conto. Anno XXV. Ease. 4-12. 4to. Napoli 1886. 



The Academy. 



Newcastle : — Natural History Society of Northumberland, Durham, 

 and Newcastle-upon-Tyne. Natural History Transactions of 

 N., D., and N. Vol. IX. Part 1. 8vo. London 1887. 



The Society. 



North of England Institute of Mining and Mechanical Engineers. 

 Transactions. Vol. XXXVII. Part 1. 8vo. Newcastle-upon- 

 Tyne 1887. The Institute. 

 New York : — Academy of Sciences. Annals. Vol. IV. Nos. 1-2. 

 8vo. New York 1887 ; Transactions. Vol. IV. 8vo. New York 

 1887. The Academy. 

 Paris : — Ecole des Hautes Etudes. Bibliotheque. Sciences Philo- 

 logiques et Historiques. Fasc. 69-74. 8vo. Paris 1887. 



The School. 



Societe Astronomique de France. Statuts. 8vo. [Paris 1887]. 



The Society. 



Societe de Geographic Bulletin. 1882. Trim. 2. 8vo. Pa 



The Society. 



