Missouri Historical Society: The Author's Family Home at Ballyarton, Ireland
Missouri Historical Society: Aughalane House, Robert Campbell’s birthplace
Missouri Historical Society: Aughalane House plaques
Missouri Historical Society: Plumbridge, Ireland
Missouri Historical Society: Robert Campbell's buckskin coat
Missouri Historical Society: Robert Campbell and William Sublette
Missouri Historical Society: Robert Campbell, 1870s
Missouri Historical Society: Virginia Kyle Campbell, ca. 1855
Missouri Historical Society: Robert Campbell’s St. Louis home
Missouri Historical Society: Campbell House parlor
Missouri Historical Society: Andrew and Elizabeth Campbell
Missouri Historical Society: Ann Campbell, ca. 1870
Missouri Historical Society: Virginia Campbell letter, 1855
Missouri Historical Society: James Alexander Campbell, ca. 1882
Missouri Historical Society: Hugh Campbell, ca. 1900
Missouri Historical Society: Hazlett Campbell, ca. 1870
Missouri Historical Society: Margaret Campbell
Missouri Historical Society: Notice of Campbell estate hearing in a London newspaper
Missouri Historical Society: Campbell family gravestone in Corrick Abbey, Northern Ireland