Note: Brian Griffith.
I doubt that this is Richard Moss's daughter. He would have been 18 , and did not marry Isabella Cropper until about 6 years later. However Alice Ann's son Nathan is described in his obit as grandson of Richard Moss.

1891 census
14 Balls Cottage, Churchtown, North Meols, Lancashire
Nathan Threlfall, head, marr, age 24, agr dairyman, born in Southport, Lancashire
Alice A Threlfall, wife, marr, age 23, born in Banks, Lancashire
Nathan Threlfall, son, age 1, born in Southport, Lancashire

1901 census
193 Bispham Road, Southport, Lancashire
Nathan Threlfall, head, marr, age 34, tramway scable? man, born in Southport, Lancashire
Alice A Threlfall, wife, marr, age 23, born in Banks, Lancashire
Nathan Threlfall, son, age 11, born in Southport, Lancashire
Isabella Threlfall, dau, age 9, born in Southport, Lancashire
Alice Threlfall, dau, age 6, born in Southport, Lancashire

1911 census
60 St James St Accrington, Lancashire
THRELFALL, N Head Married M 44 1867 Tramway Motorman North Meols Lancashire
THRELFALL, Alice Ann Wife Married 22 years F 43 1868 Milliner And Draper Banks Lancashire
THRELFALL, Isabella Daughter Single F 19 1892 Milliner North Meols Lancashire
THRELFALL, Alice Daughter Single F 16 1895 Milliner North Meols Lancashire
THRELFALL, Elisabeth Daughter F 8 1903 North Meols Lancashire
THRELFALL, Emma Daughter F 4 1907 North Meols Lancashire

Mother: Isabel CROPPER b: CAL 1846 in North Meols, Lancashire, England

• Married: 1888

1. Nathan THRELFALL b: SEP 1889 in Southport, Lancashire, England
2. Isabella THRELFALL b: ABT 1892 in North Meols, Lancashire, England
3. Alice THRELFALL b: ABT 1895 in North Meols, Lancashire, England
4. Elizabeth THRELFALL b: ABT 1903 in North Meols, Lancashire, England
5. Emma THRELFALL b: ABT 1907 in North Meols, Lancashire, England

1. Author: Ancestry.com
   Title: 1891 England Census
   Publication: Name: The Generations Network, Inc.; Location: Provo, UT, USA; Date: 2005;
   Repository:
   Name: www.ancestry.co.uk
   
   Note:
   Census Returns of England and Wales, 1891, Kew, Surrey, England: The National Archives of the UK (TNA): Public Record Office (PRO), 1891
   Page: Database online. Class: RG12; Piece: 3034; Folio 54; Page 1; GSU roll: 6098144.
   Text: Record for Nathan Threlfall
2. Author: Ancestry.com
   Title: 1901 England Census
   Publication: Name: The Generations Network, Inc.; Location: Provo, UT, USA; Date: 2005;
   Repository:
   Name: www.ancestry.co.uk
   
   Note:
   Census Returns of England and Wales, 1901, Kew, Surrey, England: The National Archives of the UK (TNA): Public Record Office (PRO), 1901
   Page: Database online. Class: RG13; Piece: 3540; Folio: 128; Page: 7.
   Text: Record for Nathan Threlfall
3. Author: Ancestry.com
   Title: Public Member Trees
   Publication: Name: The Generations Network, Inc.; Location: Provo, UT, USA; Date: 2006;
   Repository:
   Name: www.ancestry.co.uk
   
   Page: Database online.
   Text: Record for Nathan Threlfall