Timothy, here are a few records that should help:

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Sarah Ann Kneale’s marriage from BMD index:

Name: Robert Shaw
Registration Year: 1867
Registration Quarter: Apr-May-Jun
Registration district: Ulverston
Parishes for this Registration District: View Ecclesiastical Parishes associated with this Registration District
Inferred County: Lancashire
Volume: 8e
Page: 906
Records on Page: Name
Selina Geary
Enoch Heaton
Robert Shaw

Missing from list: Sarah Ann Kneale in Jun Q 1867 Ulverston---mistranscribed by Ancestry as 8e / 96

Robert may have been a widower ?

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from Scotland Births and Baptisms

Name: James Shaw
Gender: Male
Birth Date: 30 Dec 1867
Birthplace: GOVAN,LANARK,SCOTLAND
Father's Name: Robert Shaw
Mother's Name: Sarah Ann Kneale

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1871
Glasgow
Ancestry’s transcription:

Name: Sarah Ann Shaw
Age: 35
Estimated birth year: abt 1836
Relationship: Boarder
Gender: Female
Where born: England
Registration Number: 644/8
Registration district: Anderston
Civil Parish: Glasgow Barony
County: Lanarkshire
Address: 27 Cranston Street
ED: 77
Household schedule number: 45
Line: 19
Roll: CSSCT1871_138
Household Members: Name Age
William Cockburn 61
Isabella Cockburn 61
John Mclenna 30
Robert Shaw 35
Sarah Ann Shaw 35
Madaline Shaw 10
James Shaw 3

RS 35 ship smith b Greenock, Renfrew.
MS 10 b Dumbartonshire

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Sarah Ann in 1861

1861
Regaby Beg, Andreas, IOM:

Ancestry’s transcription:
Name Age
Hannah Kneale 58
Sarah A Kneale 26
Jane Kneale 23
Thomas H Kneale 20

notes:
HK 58 widow, annuitant, b Westmoreland
SAK dau unmarried 26 milliner and dressmaker b Westmoreland
JK dau unmarried 23 milliner and dressmaker
THK son unmarried 20, watch and clock maker b Patricroft (Eccles, Lancs)

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Baptism of Sarah Ann Kneale’s younger brother:

Name: Thomas Heywood Kneale
Gender: Male
Baptism Date: 6 Apr 1860
Baptism Place: Andreas,Isle of Man,England
Father: Thomas Kneale
Mother: Hannah Heywood

Image on familysearch shows:
“an adult age 19 last January---April 6th 1860, Thomas Heywood Kneale, son of the late Thomas (millwright of Regaby ) and Hannah Heywood.”

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Marriage of Sarah Ann Kneale’s parents:
Name: Thomas Kneale
Spouse's Name: Hannah Heywood
Event Date: 21 Jan 1828
Event Place: Kendal, Westmoreland, England

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1851
Balladoole, Lezayre

Ancestry’s mistranscription (should be Kneale):

Name Age
Hannah Meale 49
Sarah Ann Meale 18
Jane Meale 15
Thomas Meale 10

notes:
HK 49 widow annuitant
all b England

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Can’t find the family in 1841.

Jean C