COJTEiNTS. 



Pt. I. Publis >eâ Ju- e 2nd, 1900. 



Notes on the Geology of i_ie j mdent Isles of Taiwan. 

 By B. Koto, Ph. D. B'qoh-h' ski, Professor of Geology, 

 Science College, Imperi.i " t dty, Tokyo. {With Plates 

 I-V) 1 



Change of Volume and of I Iron, Steel, and Kickel 

 Ovoid s by Magnetiza'' i I^agaoka, Rigakuhakushi, 

 Professor of Applied Ma ' ^ and K. Honda, Rigakushi, 

 Post-graduate in Physios (J> U'- Plates VI & VII) 57 



Combined Effect of Longitucinal and Circular Magnetizations 

 on the Dimensions of Iron, rsteel and Nickel Tubes. 

 By K. Honda, Rigakushi, Post-graduate in Physics. {With 

 Plates VIII & IX) 77 



Studien über die Anpassangsfahigkeit einiger Infusorien an 

 concentrirte Losungen. Von A. Yasuda, Rigakushi, Pro- 

 fessor der Naturgeschichte an der Zweiten Hochschule ^u 

 Sendai. {Hierzu Tafel X- XII)... 101 



Ueber die Wachsthumsbescbleuni^'iing einiger Algen und 

 Pilze durch chemische Reizdc Von N. Ono, Rigakushi. 

 {Hierzu Tafel X-XIII) 141 



Pt. IL Publ, hed July 25th, 1900. 



Ammonium Amidosulphite B" "F Divers and M. Ogawa. 



Iiiil)erial University, Toi •* .. 187 



Products of heating Ammoniiun Sulphites, Thio sulphate, 

 and Trithionate. By E. L'ivehs and M. Ogawa, Imperial 

 University, Tokyo ... .. 201 



Pottassium Nitrito-hydroxymidosulphates and the Non- 

 existence of Dihyd]ozylamine Derivatives. By E. 

 DivEus, M.n., D. Sc, F. K. S , Eiueritus Prof., and T. Haga, 

 D. Se, F. G. S., Professor, T »kyo 'Imperial University 211 



•^»r,..f 



