Sir Cornthwaite Hector William James Rason ( 18 June 1858 â `` 15 March 1927 ) was the 7th Premier of Western Australia from 25 August 1905 until 7 May 1906 . Sir Cornthwaite Hector William James Rason ( 18 June 1858 â `` 15 March 1927 ) , better known as Hector Rason , was the seventh Premier of Western Australia .