Hi Paul
This could be her in the 1851 census for Buckfastleigh (transcribed as Christiana)
Christiana Coles, married, 47, Weaver, b.Buckfastleigh
Harriet, dtr, unmarried, 17, Hand Loom Weaver, b.Buckfastleigh
George Andrews, brother-in-law, married, 36, Waggoner, b.Harbertonford
Margaret Andrews, sister, married, 30, Wool ...., b.Buckfastleigh
George Andrews, nephew, 8, b.Harbertonford
William H Andrews, nephew, 5, b.Harbertonford
John Andrews, nephew, 3, b.Harbertonford
Louisa Andrews, niece, 7months, b.Harbertonford
Dazey