
1981 - 2008
Source: 'Colour Chart I', interview with Christoph Grunenberg, 1 May 2009; 'Sixty years at full intensity', Tate 2009
Speech http://hansard.millbanksystems.com/commons/1867/aug/02/motion-for-an-address in the House of Commons (2 August 1867) on the Orissa famine of 1866
1860s
1981 - 2008
Source: 'Colour Chart I', interview with Christoph Grunenberg, 1 May 2009; 'Sixty years at full intensity', Tate 2009
The Notebooks of Leonardo da Vinci (1883), VI Perspective of Colour and Aerial Perspective
Speech https://api.parliament.uk/historic-hansard/commons/1937/dec/21/foreign-affairs#column_1830 in the House of Commons (21 December 1937) on the Nazis
The 1930s
Young India (13 July 1924), reprinted in Collected Works of Mahatma Gandhi, Volume 24, New Delhi, 1967, p. 476.
1920s
Preface of M. Quetelet
A Treatise on Man and the Development of His Faculties (1842)
Preface
A Course of Lectures on Natural Philosophy and the Mechanical Arts (1807)