William Nicholas Robertson was born during 1855 in Lancaster County, Virginia. He died in 1891 in Illinois.
William married Charlotte Julia Milligan in 1882 in Virginia. Charlotte Julia Milligan (Parents) was born on 12 Apr 1859 in Northumberland County, Virginia. She died in 1927 in Illinois.
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William Robertson was born on 15 Jun 1884 in Northumberland County, Virginia. He died on 26 Mar 1944 in Parker County, Texas.
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Stephen S. Robertson was born in 1887 in Northumberland County, Virginia. He died on 10 Jun 1943 in Ohio.
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Isaac M. Robertson was born during 1890 in Northumberland County, Virginia. He died on 31 Oct 1970 in Parker County, Texas.