Page. 



Some Notes on the Giant Salamander of Japan (Cryptobranchus 



Japonicus, Van der Hoeven). By C. Sasaki, Fdi/akushi, Pro- 

 fessor in the Agricultural and Deiulrological College, Tokyo 209 



A Pocket Galvanometer. By A. Tanakadate, Assistant Professor of 



Physics, Imperial University 275 



Some Occurrences of Piedmontite in Japan. By B. Koto, Ph. D., 



Professor of Geology, Imperial University. (Plate XXI.) 303 



The Severe Japan Earthquake of the 15th of January, 1887. By 



S. Sekiya, Professor of Seismology, Imperial University'. (Plates 

 XXII-XXIV.) 313 



Notes on the Electric Properties of Nickel and Palladium. By C. G. 



Knott, D. So. (Edin.), F. R. S. E., Professor of Physics, Imperial 



University 325 



Note on the Constants of a Lens. By A. Tanakadate, Assistant Professor 



of Physics, Imperial University 333 



Über einige Tricladen Europa's. By Isao Ijima, Ph. D., Professor of 



Zoology, Imperial University. (Plate XXV.) 337 



A Model showing the Motion of an Earth-particle during an Earth- 

 quake. By Seikei Sekiya, Professor of Seismology, Imperial Univer- 

 sity. (Plates XXVE- XXVII.) 359 



On Aluminium in the Ashes of Flowering Plants. By Hikorokurö 



YosHiDA, F.G.S., Assistant Professor of Chemistry, Imperial University 3G3 



The Effects of Dilution and the Presence of Sodium Salts and Carbonic 

 Acid upon the Titration of Hydroxyamine by Iodine. By 

 Tamemasa Haga, p. C. S., Assistant Professor of Chemistry, Imperial 

 University 3G9 



Notes on a Large Crystal Sphere. By Cargill G. Knott, D. Sc, F.E.S.E., 



Professor of Physics, Imperial University 377 



The Marine Biological Station of the Imperial University at 

 Misaki. By Kakichi Mitsukuri Pii. D., Professor of Zoology, Imperial 

 University (Plates XXVIII-XXtX.) 381 



