The material comprises:
- (a) numbers 1-9, miscellaneous letters (December 1887-March 1895) to Marion Harry Spielmann from the painter Sir Frederic Leighton (1830-1896), later Lord Leighton of Stretton, written from 2 Holland Park Road, Kensington, London W.;
- (b) number 10, a letter from Ernest Rhys to Spielmann relating to the former's study of Lord Leighton, published in 1895.