This collection of documents relating to Douglas Hyde comprises of Hyde's memoir and a collection of postcards. Hyde's memoir is in four parts, composed at various periods in 1918-19, mostly when he was ill and confined to bed. It looks back on various aspects of his career in the Irish language movement. The first part of the memoir is 9 pages long and in it Hyde writes of the politicisation of the Gaelic League and his subsequent resignation as President. Part 2 has 44 pages and discusses the Irish Language movement and the resignation of 'Sceilg', the columnist J. J. O'Kelly, at the 'Freeman's Journal'. Part 3 is 21 pages long and in it Hyde discusses the politicisation of the Coiste Gnóha or Executive Committee, the nature of this committee, and the gradual weakening of his own position. Part 4 is 19 pages long and recalls Hyde's first encounter with Thomas O'Neill Russell in 1877, O'Neill Russell's bitter attack on Michael Logan, editor of the American newspaper 'An Gaodhal', on points of grammar, his argumentative personality and his general lack of a sense of proportion. A collection of illustrated postcards with some miscellaneous items, in two sections: 1) Douglas Hyde: Some 60 items, mainly of correspondence, mostly illustrated postcards, in a variety of languages, dated mainly 1895-1938. The majority of items were sent to Hyde by scholars, students, Irish language activists, colleagues and friends in Ireland, the UK, US and continental Europe. Also included are two illustrated postcards sent by Hyde to Mrs Ethel Chance, Birmingham, a family friend, from San Francisco in February 1906. 2) Liam de Róiste: Some 30 postcards, mainly dated 1911-12, relating to his work as Secretary of Coláiste na Mumhan, the Irish College in Béal Átha an Ghaorthaidh (Ballingeary), Co. Cork.

Postcard from C. Malone to Dubhghlas de hÍde about: a library book Hyde was looking for.

Postcard from James Dunne to Douglas Hyde: he refers to the poems in the picture accompanying the postcard.

Postcard from O'Connor Don to Douglas Hyde offering thanks for translation.

Postcard from Y. M. Goblet [Yves-Marie] to Douglas Hyde giving thanks to Douglas Hyde for his support.

Postcard from M. B. Wuse to Douglas Hyde and Lucy Kurtz with best wishes for the New Year and news about their own trip.

Postcard from Neilí Ní Bhriain to Douglas Hyde: she is grateful for letter and news.

Postcard from Diarmuid Ó Cearbhaill to Douglas Hyde about: thanks and information.

Postcard from Douglas Hyde to Miss Chance about his trip to San Francisco, and how well it is going.

Postcard from James D. Phelan to Douglas Hyde: sending best wishes.

Postcard from Kate Muller-Lisowski to Douglas Hyde sending thanks for the book Hyde sent her, also mention of her sons.

Postcard from Neilí Ní Bhriain to Douglas Hyde about: Hyde's engagements, a reception received.

Postcard from Caolta McCardie to Douglas Hyde about: best wishes, news.

Postcard from Douglas Hyde to Miss Chance about his trip to San Francisco.

Postcard from the Canadian Pacific Railway Company to Douglas Hyde containing a statement of earnings and expenses of Canadian Pacific Railway Company.

From unknown sender to Dr. and Mrs. Douglas Hyde

Postcard from Neilí Ní Bhriain to Douglas Hyde about events and the running of things over in America.

Postcard from J. E. Forbes to Dubhghlas de hÍde stating he thinks Hyde will like this place, about the boats there, and his return on Friday.

Postcard from J. B. Gallanan to Douglas Hyde about: the town of Sligo contributing to the buying of a British ambulance and that the Gaelic League can "do as well in Sligo as John Bull has done".

Postcard from Åge Meyer Benidictsen to Douglas Hyde about: best wishes, thankful for correspondence, mention of a debt owed.

Postcard from Eleanor Root to Douglas Hyde and Lucy Kurtz about: ruins in Ireland and Rome, antiquities of Rome "failing to thrill".

Carl Marstrander speaking of his ill health and his inability to do much work or travel.

Postcard from Neilí Ní Bhriain to Douglas Hyde about: the tiring nature of work and speaking commitments.