Wallace Collection of the wealthiest families in Europe. They owned large properties in England, Wales and Ireland, and increased their wealth through successful marriages. Politically of lesser importance, the 3rd and 4th Marquess and Sir Richard Wallace became leading art collectors of their time. The Wallace Collection, comprising about 5,500 works of art, was bequeathed to the British nation by Lady Wallace in 1897. The state then decided to buy Hertford House to display the collection and it was opened as a museum in 1900. As a museum the Wallace Collection's main strength is perhaps its extraordinary array of 18th-century French art:
New Hall Art Collection artists in Britain and received some 75 donations in return. The collection continues to acquire works by gifts and loans from artists and alumnae. It is the largest collection of art by women in Europe and about 95 per cent of it is displayed. On 7 March 2018, the New Hall Art Collection received accreditation from the Arts Council England which recognises the quality of the Collection and the professionalism with which it is managed. Many of the works are on display to visitors and a self-guided tour is available from the Porters' Lodge. The collection includes works by: New