Marriage;
2 Apr 1850
St John the Baptist, Hillingdon
Borough: Hillingdon
George PARKINS, Widower, Carrier, Father WILLIAM Parkiins, Carrier (Dead)
Ann WHITCHURCH, Widow, Father William KING, Baker (Dead)
Witnesses, Joseph/Jane KING
Joseph/Jane are likely Anns Siblings;
1851 Census has;
Joseph King c 1819 Elsborough, Buckinghamshire and Family
Jane King c 1825 Ellesborough, a Unm Servant
Check out Familysearch.Org Ellesborough and Baptist Princes Risborough
Children of WILLIAM/MOLLY King nee Anstee
STEPHEN, 2 May 1802
ANN, 2 Feb 1806****
ELIZABETH, 11 Sept 1809
MARIA, 31 Jan 1814
SARAH, 4 April 1817
JOSEPH, 26 Jan 1819
JANE 17 Dec 1825
Just picked out some there are more on there.
This looks to be Jane with Sister Maria in 1841.
Maria is a Baker as her Father William was according to Anns M/C to George Parkins
1841 Census
HO107/41/2/Ellesborough
Maria King, 25, Baker
Jane, 15
John, 9
William, 7
Emma, 5
Charles, 1
John/William are not born in County
Guess who is next door

;
William KING, 60, Baker and Grocer
Molley, 60
Elizabeth, 30
Sarah, 20
Marriage;
7 June 1801
St. Mary'S, Aylesbury, Buckinghamshire
William KING/Molly ANSTEE