This collection contains correspondence of Sir Austen Henry and Lady Enid Layard and Charlotte Maria Guest between 1869 and 1884. One series mainly comprises the correspondence of Enid Layard with her sister Charlotte Maria Guest and a smaller number from Sir Austen Henry Layard to Charlotte Maria Guest. A second series comprises a file of letters from members of the Du Cane family, including letters written by Alicia Marie Du Cane while staying with the Layards in Constantinople. Much of the material relates to Layard and the custodianship of his collection. There is also some published material relating to Layard, photographs of the Layard family, and some associated family and biographical material including objects and artefacts.

Consists of 2 boxes of letters from Enid Layard to her sister Charlotte Maria Guest [wife of Richard Du Cane] and a file containing a smaller number of letters from Sir Austen Henry Layard to same. Regular topics include Layard's work as a diplomat in Madrid [1869-1877] and Constantinople, the Third Carlist War [1872-76], the Russo-Turkish War [1877-78], and news from the Guest family.

Comprises materials relating to Sir Austen Henry Layard and his wife Lady Layard [Mary Enid Evelyn Guest]. Primarily consists of 2 boxes of letters from Enid Layard to her sister Charlotte Maria Guest [wife of Richard Du Cane] and a file containing a smaller number of letters from Sir Austen Henry Layard to same. Topics include Layard's work as a diplomat in Madrid and Constantinople, the Third Carlist War [1872-76], the Russo-Turkish War, and the Guest family. Also includes a file of pamphlets and newspaper clippings on subjects relating to the Layards and the death and funeral of Enid Layard, a file of pictures, and a file of additional materials relating to the Layard family. Also includes some items which belonged to Richard Du Cane.