Bulloch, John Malcolm, House of Gordon, Aberdeen: University Press, 1903. Available at http://archive.org/details/houseofgordon01bulluoft. Information from this source tagged as [Ref: Bulloch GORDON v1p[0-9]*].
Sources for birth and parent Information
father:
[Ref: Bulloch GORDON v1p282]
Sources with Information about marriage to unknown
child:
[Ref: Bulloch GORDON v1p282]
Research Notes:
of Blackhill [Ref: Bulloch GORDON v1p282]