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 Marquess. The fourth Marquess was also an influential Conservative politician and served as Lord Privy Seal, as President of the Board of Trade, as Lord President of the Council, as Chancellor of the Duchy of Lancaster and as Leader of the House of Lords. Like his father he was regarded as a staunch Conservative and bitterly opposed the Parliament Act 1911, which sought to curtail the powers of the House of Lords. His eldest son, the fifth Marquess, was also a Conservative politician. In 1941 he was summoned to the House of Lords through a writ of acceleration in his