Charlotte Elizabeth Harris was born in 1840
at Wolverton in Buckinghamshire
Henry Allen, aged 26, a draper, of Charlbury, son of William Smith Allen, draper; and
Charlotte Elizabeth Harris, aged 20, of Charlbury, daughter of Joshua Harris, deceased, grocer;
were married at the parish church of Charlbury in Oxfordshire on 20 March 1861
A few days later in 1861 Charlotte E. Allen was living in Church Street in Charlbury
with her husband Henry.
Her age was given as 20, implying a birth date in 1840 or 1841.
Her birthplace was given as Woolverton Station, Buckinghamshire
General Register Office, birth registration index online (https://www.gro.gov.uk/); accessed 14 October 2020:
HARRIS, CHARLOTTE ELIZABETH;
GRO Reference: 1840 Oct-Dec Quarter in POTTERSPURY registration district; Volume 15 Page 350;
mother's maiden name: CHURCHILL
This is the only marriage between a Henry Allen and Charlotte Harris in the FreeBMD index (search 14 October 2020)
"England and Wales Census, 1851," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:SGYM-9ZZ : 9 November 2017), Charlotte Harris in household of Joshua Harris, Wolverton, Northamptonshire, England; citing Wolverton, Northamptonshire, England, p. 73, from "1851 England, Scotland and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing PRO HO 107, The National Archives of the UK, Kew, Surrey.