166 Presents. 



Biitschli (0.) Ueber den Bau der Bacterien und verwandter 

 Organismen. 8vo. Leipzig 1890. The Author. 



Dana (J. D.) Characteristics of Volcanoes, with Contributions of 

 Facts and Principles from the Hawaiian Islands. 8vo. New 

 York 1890 ; Corals and Coral Islands. Third edition. 8vo. 

 New York 1890. The Author. 



Gore (G.), F.R.S. On a New Method and Department of Chemical 

 Research. 8vo. [London] 1890. With two other Excerpts 

 in 8vo. The Author. 



Jones (T. R.), F.R.S. , and G. J. Hinde. A Supplementary Mono- 

 graph of the Cretaceous Entomostraca of England and Ireland. 

 4to. London 1890. The Authors. 



Kolliker (A.), For. Mem. R.S. Ueber den feineren Bau des 

 Riickenmarks. 8vo. Wurzburg 1890. The Author. 



Rambaut (A. A.) A simple method of obtaining an approximate 

 solution of Kepler's Equation. 8vo. [London] 1890. With 

 two other Excerpts. 8vo. The Author. 



Reade (T. Mellard) Physiography of the Lower Trias. 8vo. 

 Hertford 1889. With two other Excerpts. 8vo. 



The Author. 



Roth (H. Ling) A Guide to the Literature of Sugar. 8vo. London 

 1890. The Author. 



Sherborn (C. D.) and F. Chapman. Additional Note on the Forami- 

 nifera of the London Clay exposed in the Drainage Works, 

 Piccadilly, London, in 1885. 8vo. [London] 1889 ; Foramini- 

 fera from the London Clay of Sheppey [Sheet]. Hertford 1889. 



The Authors. 



Timmins (S.) Dr. Priestley's Laboratory, 1791. 8vo. 1890. [Re- 

 printed from the "Birmingham Daily Post."] 



Mr. S. Timmins. 



Warner (F.) A Course of Lectures on the Growth and Means of 

 Training the Mental Faculty. 8vo. Cambridge 1890. 



The Author. 



Wilde (H.), F.R.S. On the Origin of Elementary Substances and 

 on some New Relations of their Atomic Weights. 8vo. London 

 1886. The Author. 



Wolf (R.) Astronomische Mittheilungen. December 1889. 8vo. 

 [Zurich]. Dr. Wolf- 



