April 3rd, 1911 



Vol. XXVIII., Arl. 7. 



^ :^ W iS J^ 



m ^ m f^^ 



m m ^ j^ m m '^ m 



JOURNAL 



OF THE 



COLLEGUE OE SCIENCE, 



IMPERIAL UNIVERSITY OF TOKYO. 



S. HiRAYAMA. 



Results of the Harmonic Analysis of Tidal 



Observations made at Various 



Ports of Japan. 



- >< ■ 



TOKYO. 



PUBLISHED BY THE UNIVERSITY. 



MEUT XLIV. 



