480 



Presents. 



[May 11, 



Transactions (continued). 



Heidelberg : — Naturhistorisch-medizinischer Verein. Verhandkmgen. 



Band V. 3. 8vo. Heidelberg 1870. The Society. 



London : — Eoyal Society. Philosophical Transactions, 1860, Parts 1, 2 ; 

 1861, Parts 1-3; 1862, Parts 1,2; 1863, Parti. 4to. London. 



R. W. Mylne, F.R.S. 



Newcastle-upon-Tyne. North of England Institute of Mining En- 

 gineers. Transactions. Vol. XII., XIII., XVII., XVIII. 8vo. 

 Newcastle 1863-69. The Institute. 



New York : — Lyceum of Natural History. Annals. Vol. IX. Sheets 

 10-20. 8vo. New York 1869-70. The Lyceum. 



Journals. 



American Practitioner, a Monthly Journal of Medicine and Surgery. 



Edited by D. W. Yandell and T. Parvin. Vol. I.-III. No. 13-16. 



8vo. Louisville Ky. 1870-71. The Editors, by Dr. Joseph Jones. 

 Buffalo Medical and Surgical Journal. Edited by J. E. Miner. Vol. X. 



No. 7. 8vo. Buffalo 1871. The Editor, by Dr. Joseph Jones. 



Medical Gazette. Vol. VI. No. 19-20. 4to. New York 1871. 



The Editor, by Dr. Joseph Jones. 

 Nederlandsch Archief voor Genees- en Natuurkunde uitgegeven door 



F. C. Donders en "W.Koster. Deel 5. An. 2-4. 8vo. Utrechtl870. 



The Editor. 



Nederlandsch Kruidkundig Archief, onder Redactie van W. F. R. Suringar 

 en M. J. Cop. Deel 5. Stuk 4. 8vo. Leeuwarden 1870. 



The Editors. 



Zoologische (Der) Garten. Zeitschrift fur Beobachtung,. Pnege und Zucht 

 der Thiere, herausgegeben von E. G. Noll, Jahrgang XL No. 1-12. 

 8vo. Frankfurt a. M. 1870. The Editor. 



Hull (E.), F.R.S. On the Geological Age of the BaUycastle Coal Field. 

 8vo. Dublin 1871. The Author. 



Loomis (E.) Comparison of the Mean Daily Range of the Magnetic De- 

 clination, with - the number of Auroras observed each year, and the 

 extent of the black spots on the surface of the Sun. 8vo. New Haven 

 1870. The Author. 



Zollner (F.) Ueber die Temperatur und physische Beschaffenheit der 

 Sonne. 8vo. Leipzig 1870. Ueber die Periodicitat und heliogra- 

 phische Verbreitung der Sonnenflecken. 8vo. Leipzig 1870. Ueber 

 das Rotations-Gesetz der Sonne und der grossen Planeten. 8vo. 

 Leipzig 1871. The Author. 



Geological Map of London and its Environs. By R. W. Mylne, F.R.S. 

 1871. Framed and Glazed. R. W. Mylne, F.R.S. 



