Catalogues Raisonnés

• MacDonald, Margaret F., James McNeill Whistler. Drawings, Pastels and Watercolours. A Catalogue Raisonné, New Haven and London, 1995 (cat. no. 1200) as 'A Violet Note'.

Catalogues 1855-1905

• 'Notes' - 'Harmonies' - 'Nocturnes', Second Series, Messrs Dowdeswell, London, 1886 (cat. no. 37) as 'Violet Note'.
• Probably “Notes” – “Harmonies” – “Nocturnes”, H. Wunderlich & Co., New York, 1889 (cat. no. 56) as 'A Violet Note'.

Newspapers 1855-1905

• Anon., 'Mr. Whistler's Sketches', Globe, London, 14 May 1886, p. 6.