From Ancestry Files
Farguson John Lucas Frances 12 May 1788 Orange

Marriages of Some VA Residents, 1607 - 1800
                 
Farguson ?? Brown Anne bef Mar 1745 Orange 4 vol 1 part 3 d/o Daniel, whose will of that date in Orange Co. proves it
Farguson ?? Lucas Sarah bef Jan 1758 Orange 4 vol 1 part 3 d/o William whose will of that date in Orange Co. proves it
Farguson John Lucas Frances 1788 Orange 4 vol 1 part 3 Orange Co. Mar. Record
Ferguson Will Vivian Margaret 16 Sep 1779 Orange  18 vol 1 part 3 Douglas Reg., page 19