Portraits of members of the Isham family are at Lamport Hall, including this portrait of Emily Isham, née Vaughan. This is her article from thepeerage, "Emily Vaughan F, #486188, d. 6 September 1898
Emily Vaughan married Sir Charles Edmund Isham Isham, son of Sir Justinian Isham Isham and Mary Close, on 26 October 1847. She died on 6 September 1898.
She was the daughter of Sir John Vaughan. By Louisa. Widow of 13th Baron Saint John of Bletsoe (qv). A Baron Court Exchequer. Her married name became Isham. She was Privy Counsellor (P.C.).
Children of Emily Vaughan and Sir Charles Edmund Isham
Louisa Mary Isham d. 11 Jan 1947
Emily Caroline Isham+ d. 21 Mar 1942
Isabel Vere Isham d. 14 Feb 1868."
From bbc.co.