Walsh was a leading proponent in the abolition of capital punishment in Canada .
Harry Walsh OC QC ( 21 August 1913 -- 24 February 2011 ) was a Canadian lawyer who practiced criminal law for over 70 years .
Walsh was a leading proponent in the abolition of capital punishment in Canadian .
Harry Walsh OC QC ( 21 August 1913 -- 24 February 2011 ) was a Canadian lawyer who practiced criminal law for over 70 years .