Elizabeth Hays, Chelmsford, to Mary Hays, [4 February 1801].
Eliza Gregory, Low Leyton, to Mary Hays, 22 Hatton Garden, 28 March 1801.
Eliza Fenwick to Mary Hays, Maisonnette, near Ingotstone, Essex, 19 September 1801.
Mary Hays, [Hatton Garden], to Mr Underwood Junr, Lamb’s Conduit Street, Foundling Hospital, 31 October 1801.
