Material consists of personal items collected by Lady Gladstone. It includes two autograph albums (one given to Lady Gladstone by her mother Lady Rendel). Amongst the signatories are members of prominent families and clergy, contemporary statesmen such as William E. Gladstone, David Lloyd George, artists and European royalty. One album also contains a drawing of William Gladstone by W.L. Wyllie.
The collection also consists of musical material including a series of tunes and melodies with some traditional music from Wales, Ireland and Hungary, printed and in manuscript form by various artists; airs and pastorals arranged by Mary Carmichael; songs dedicated to Lady Gladstone by Mary Carmichael; others composed and dedicated to "my Aunt Maud" by Harry Stewart Goodhart-Rendel.