A quick note to let folks know that I FINALLY found my Holt/Shackleton family in the 1841 & 1851 census. Thanks for all your help!
in case anyone is interested in this family, here's what I found:
1841 Census - Spotland, Rochdale
HO 107/551/5
Folio 18, page 28
Place: Holland St.:
William Holt, 35; trade: Woollen Spinner; born in same county: Y.
Elizabeth, 35; born in same county: Y.
John, 15; trade: Doffer; born in same county: Y.
William, 10; born in same county: Y.
Mary, 14; trade: Piecer; born in same county: Y.
Sarah Shacleton [sic], 15; trade: Do [Piecer]; born in same county: Y.
Jane, 14; trade: Nurse; born in same county: Y.
Elizabeth, 12; trade: Piecer; born in same county: Y.
[Their household is immediately followed by that of Hannah Jennings, the widow of Elizabeth Jennings Shackleton Holt's brother Thomas. Two young Holt children are listed in the Jennings's household, but it is not clear how or whether they are related to William Holt.]
1851 Census - Village of Shawclough, Spotland, Rochdale
HO107; Piece: 2245
Folio 478, p. 22
Schedule: 72; Name of Street, Place or Road: Shaw Clough:
William Holt, Head, Mar, 48, occupation: Agent of Woolen Mill; born: Lancashire, Manchester.
Elizth., Wife, Mar, 47, no occupation listed; born: Yorkshire, UK [unknown].
Sarah Shacleton [sic], Daur, U, 27, occupation: Power Weaver Woolen; born: Lancashire, Rochdale.
Jane, Daur, U, 23, occupation: Power Weaver Woolen; born: Lancashire, Manchester.
Elizabeth, Daur, U, 21, occupation: Power Weaver Woolen; born: Lancashire, Rochdale.
William Holt, Lodger, U, 20, occupation: Power Weaver Woolen; born: Lancashire, Rochdale. [This man is almost certainly not a lodger but William Holt's son by his first wife.]
Martha Buckley, Lodger, U, 20 occupation: Power Weaver Woolen; born: Lancashire, Rochdale.
Thanks again for all your help!
Chad