1889 - opened to the public. 1906 - the National Gallery of Scotland Act allows the use of the entire building. 1912 - Newly refurbished National Gallery re-opens. 1945 - Duke of Sutherland loans a phenomenal collection of paintings to the National Gallery. 1959 - the Scottish National Gallery of Modern Art is founded and opened to the public. 1971-2 - five new small galleries at the south end of the National Gallery are created by building an upper floor. 1978 - a further suite of galleries is opened. 1984 - the Gallery of Modern Art moves to a new location at Belford Road. 1999 - the Dean Gallery opens.