Fred and George do not both die only Fred dies.
Fred Kinghorn died in 1971.
Fred Nicholson died in 1972.
Fred Crisman died in 1975.
Fred Hankinson died in 1997.
Fred Duncan was born in 1913.
Duncan and Isadora never had chrildren they are brothers and sisters. if you think duncan and Isadora die your wrong.
Duncan Laing died in 2008.
Julie Duncan died in 1986.
Sheena Duncan died in 2010.
Duncan McFarlan died in 1816.
Duncan McDuffie died in 1951.
Duncan McGillivray died in 1808.
Duncan Oppenheim died in 2003.
Duncan Greenwood died in 1992.
Trevor Duncan died in 2005.
Duncan Cooper died in 1904.