Biographical notes:
Married James Edwards, merchant, of Bishop's-court, Chancery Lane on 13 Feb 1783. Hence when she married Patrick Maguire she was known as Dorothy Edwards. At the time of her death, she was living in the St Martin's Almshouses.
Surname variously spelled Cottrell, Cotteril, Cotterel.
Reference documents:
1758 baptism record.
1783 marriage notice (to James Edwards - Morning Herald & Daily Advertiser)
1791 marriage record (to Patrick Maguire).
1832 burial record.