Date of death12 April 1975

Date of death20 November 1978

Date of death13 June 1972

Date of death22 August 1980

Date of death 2 April 1974

Date of death31 October 1988

Date of death 6 January 1976

Date of death28 September 1970

Date of death17 February 1986

Date of death 7 November 1978

Date of death 8 September 1985

Date of death15 April 1986

Date of death16 September 1980

Date of death15 April 1980