John Aikin, Stoke Newington, to Mary Hays, [9 St. George’s Place, Camberwell], 14 January 1805 [1806].
Mary Hays, 3 Park Street, Islington, to Henry Crabb Robinson, c/o of MessrsRutt and Andrews, Thames Street, 14 February 1806.
Eliza Fenwick, London, to Mary Hays, 3 Park Street, Islington, Monday, [postmark 31 March 1806].
Eliza Fenwick, [15 Northumberland Street], to Mary Hays, 3 Park Street, Islington [postmark 7 April 1806].
Eliza Fenwick, Portsmouth, to Mary Hays, 3 Park Street, Islington, 3 May [1806].
Eliza Fenwick, [Portsmouth], to Mary Hays, [3] Park Street, Islington, [postmark 25 October 1806].
Eliza Fenwick, London, to Mary Hays, 3 Park Street, Islington, Thursday evening, c. 1806.
Eliza Fenwick to Mary Hays, 54 Great Coram Street, Brunswick Square, Thursday morning, [23 December 1806].