Contains the literary papers, correspondence and some estate material relating to the Hamilton family of Hamwood House, Co. Meath. The literary papers consists primarily of notebooks and fair copy manuscript poems, translations and transcriptions written or compiled by successive generations of the Hamiltons and their cousins the Tighes of Rossana, Co. Wicklow. Among those represented are the poet Mary Tighe, the artist and poet Caroline Hamilton, her son Charles William Hamilton and grandson Charles Robert Hamilton. Also included are the personal papers and correspondence of members of the Hamilton families resident in both Ireland and Canada; among the personal papers is their correspondence from family members, friends and business associates, their notebooks, travel journals, diaries (including personal accounts of the the Easter Rising and the abdication of British monarch Edward VIII) and some documentation relating to the estate and property of the FitzGeralds, dukes of Leinster, who employed successive members of the Hamilton family as their agents. Among those writing to the Hamiltons were Maria Edgeworth, Felicia Hemans, Thomas Moore, John Wesley, Frederick Blackwood, Earl of Dufferin and Clandeboye, and members of the Tighe and Ponsonby families.