ON THE EARTHQUAKE AND VOLCANIC PHENOMENA OF JAPAN. 295 



Ninth Report of the Comviittee, consisting of Mr. R. Etheridge, 

 Professor Thomas Gray, and Professor John Milne {Secretary), 

 appointed for the purpose of investigating the Earthquake and 

 Volcanic Phenomena of Japan. {Drawn up by the Secretary.) 



The Geat-Milne Seismograph. 



The seismograph which was constructed in 188.3, partly at the expense of 

 the British Association, although it is not so complete as types of the 

 same seismograph which have been constructed subsequently, still con- 

 tinues to be used as the standard instrument. The earthquakes which it 

 has recorded since the publication of the last report up to March 4 of this 

 year ai'e given in the accompanying list. 



Catalogtie of Earthquakes recorded at the 3ft'teoroIoffieal Ohserratory, ToJdo, hetiveen 

 June 1888 and March 1889 bi/ the Graij-Milne Seismograph. 



