Henry Hart and Harriet Flowers

My transcription of the 1901 British Census return for the household of Harriet FLOWERS records the following:

Address: 32 Burton Street
Civil Parish: Nether Hallam
Town or Village or Hamlet: Sheffield
Parliamentary Borough or Division: Hallam
Eccleslastical Parish: Owlerton St. John
Administrative County: Sheffield

FLOWERS Harriet, Head, Wife, 64, F, Sheffield, Yorkshire
FLOWERS George, Son, Single, 21, M, File cutter, Worker, Sheffield, Yorkshire
HART Harriet, Daughter, 27, F, Sheffield, Yorkshire
HART Henry, Son-in-law, 31, M, Bricklayer's Labourer, Norfolk NK
HART William, Grandson, 4, M, Norfolk NK, Blind after...
HART Sarah, Granddaughter, 4M, F, Sheffield, Yorkshire

I have added these details to my GEDCOM.

Despite several hours searching, I have been unable to find records of a marriage between Harriet FLOWERS and Henry HART.

Update: 2007-03-13 Click here to read an update to this post.