1883.] 



Presents. 



103 



Dubois (Alph.) De la Variability des Oiseaux du Genre Loxia. 8vo. 



The Author. 



Edelmann (Th.) Apparat zur Bestimmung des Specifischen Gewichtes 

 von Gasen. 8vo. Munchen [1881.] Untersuchungen uber die 

 Bestimmung der erdmagnetischen Inclination vermittelst des 

 Weber'schen Erdinductors. 8vo. Munchen 1881. The Author. 



Guimaraes (A. R. Pereira) Description d'un nouveau Poisson de 

 l'Interieur d'Angola. 8vo. [Lisboa 1882.] The Author. 



Moore (F.) The Lepidoptera of Ceylon. Part VI. 4to. London 1882. 



The Government of Ceylon, per the Crown Agents. 



Plantamour (P.) Des Mouvements Periodiques du Sol accuses par 

 des Niveaux a Bulle d'Air (4 me Annee.) 8vo. Geneve [1882.] 



The Author. 



Schmidt (Georg.) Die Mitthaterschaft. 8vo. Worms [1882.] 



The Author. 



Wolf (Dr. Rudolf) Astronomische Mittheilungen. LVI, LVII. 8vo. 



The Author. 



Presents, February 8, 1883. 



Transactions. 



Cincinnati : — Ohio Mechanics' Institute. Scientific Proceedings 

 Vol. I. No. 4. 8vo. Cincinnati, Ohio. The Institute. 



Geneva: — Societe Helvetique. Compte Rendu des Travaux. 64 e 

 Session. 8vo. Geneve 1881. Jahresb. 1880-81. 8vo. Aarau 



1881. The Society. 

 Halifax (N.S.) : — Nova Scotian Institute of Natural Science. Pro- 

 ceedings and Transactions. Vol. V. Part 4. 8vo. Halifax N.S. 



1882. The Institute. 

 London : — Iron and Steel Institute. Journal. No. 2. 1882. 8vo. 



London. The Institute. 



National Association for the Promotion of Social Science. 



Sessional Proceedings. Vol. XV. Nos. 6, 8. Vol. XVI. Nos. 



1, 2. 8vo. The Association. 



Pharmaceutical Society. Calendar, 1883. 8vo. London 1883. 



The Society. 



Photographic Society. Journal and Transactions, Vol. VI. Nos. 

 8, 9. Vol. VII. Nos. 1-4. 8vo. The Society. 



Louvain : — Universite Catholique. 12 Theses. 8vo. 



The University. 



Manchester: — Geological Society. Transactions. Vol. XVI. Part 1. 



8vo. Manchester 1880. The Society. 



Perth : — Perthshire Society of Natural Science. Proceedings. 



Vol. I. Part 2. 1881-82. 4to. Perth 1882. The Society. 



