Reference: Hearn, 1994
Richard Paul Joseph Hearn, 'The Production of Paintings in Watercolours in Early 19th-Century Britain: The Shift from Oil-Supremacy to Watercolour-Ascendancy', PhD dissertation, University of Sussex, 1994
Reference: Hearn, 1994
Richard Paul Joseph Hearn, 'The Production of Paintings in Watercolours in Early 19th-Century Britain: The Shift from Oil-Supremacy to Watercolour-Ascendancy', PhD dissertation, University of Sussex, 1994