Her sisters Grace
later remained unmarried. The four older children in the family formed themselves into what they called the Honourable Society, then in 1826 into a literary society with two families...
Eliza Mary Hamilton
and her sisters Grace
took up a quiet life in their brother
's home, the eighteenth-century Dunsink Observatory, near Dublin.
Matthew, Henry Colin Gray, Brian Harrison, and Lawrence Goldman, editors. Oxford Dictionary of National Biography.
Blain, Virginia. “Letitia Elizabeth Landon, Eliza Mary Hamilton, and the Genealogy of the Victorian Poetess”. Victorian Poetry, No. 1, pp. 31 -51.