Wallace Collection Wallace Collection The Wallace Collection is an art collection in London open to the public, housed at Hertford House in Manchester Square, the former townhouse of the Seymour family, Marquesses of Hertford. It comprises an extensive collection of fine and decorative arts from the 15th to the 19th centuries with important holdings of French 18th-century paintings, furniture, arms and armour, porcelain and Old Master paintings arranged into 30 galleries. It was established in 1897 from the private collection mainly created by Richard Seymour-Conway, 4th Marquess of Hertford (1800–1870), who left both it and the house to his illegitimate son Sir
Marquess of Salisbury fourth Marquess, while the journalist Lord Richard Cecil was the second son of the sixth Marquess. Also, Lady Blanche Gascoyne-Cecil, daughter of the second Marquess, was the mother of Prime Minister Arthur Balfour, 1st Earl of Balfour. The family seats are Hatfield House and Cranborne Manor. The traditional burial place of the marquesses is the Salisbury Chapel in St Etheldreda Church, Hatfield, Hertfordshire. The heir apparent is the present holder's son Robert Edward William Gascoyne-Cecil, Viscount Cranborne (b. 1970). Marquess of Salisbury Marquess of Salisbury is a title in the Peerage of Great Britain. It was created in 1789 for