400 



Presents. 



[May 20, 



May 20, 1886. 

 Transactions. 



Baltimore : — Johns Hopkins University. Studies. No. IV. 8vo. 

 Baltimore 1886. The University. 



Boston : — American Academy of Arts and Sciences. Memoirs. 

 Yol. XI. Part III. Nos. 2-3. 4to. Cambridge 1885. Pro- 

 ceedings. New Series. Vol. XIII. Part I. 8vo. Boston 1885. 



The Academy. 



London: — City and Guilds Institute. Calendar. 1885-86. 8vo. 

 London. The Institute. 



Boyal College of Surgeons. Calendar. 1835. 8vo. London. 



The College. 



New York : — Academy of Sciences. Annals. Vol. III. Nos. 7-8. 

 8vo. New York 1884; Transactions. Vol. III. 1883-84. 8vo. 

 New Yorh 1885. Ditto. Vol. V. No. I. 8vo. New York 1885. 



The Academy. 



Paris : — Societe de Geographie. Catalogue des Portraits de 

 Voyageurs et de GeograpLrs. 8vo. Paris 1885. 



The Society. 



Societe Francaise de Physique. Seances. Juillet-Decembre, 

 1885. 8vo.' Paris 1886. The Society. 



Societe Mathematique de France. Bulletin. Tome XIV. No. 2. 

 8vo. Paris 1886. The Society. 



Philadelphia : — American Philosophical Society. Proceedings. 

 Vol. XXIII. No. 121. 8vo. Philadelphia 1886. 



The Society. 



Pisa : — Societa Toscana di Scienze Naturali. Atti. Processi 

 Verbali. Vol. V. Novembre, 1 885— Gennaio, 1886. 8vo. 

 [Pisa.] The Society. 



Andrews (Thomas) On the Relative Electro- Chemical Positions of 

 Wrought Iron, Steels, Cast Metal, &c, in Sea- Water and other 

 Solutions. 4to. [Edinburgh] .1883. On Galvanic Action 

 between Wrought Iron, Cast Metals, and various Steels during 

 long Exposure in Sea- Water. 8vo. London 1884. On the 

 Electromotive Force from Difference of Salinity during Diffu- 

 sion in Tidal Streams. 8vo. London 1885. Corrosion of Metals 

 during Long Exposure in Sea-Water. 870. London 1885. 



The Author. 



Dobbert (Eduard) Die Kunstgeschichte als Wissenschaft und 

 Lebrgegenstand. 8vo. Berlin 1886. The Author. 



