Catalogues Raisonnés

• MacDonald, Margaret F., James McNeill Whistler. Drawings, Pastels and Watercolours. A Catalogue Raisonné, New Haven and London, 1995 (cat. no. 1050) as 'A grey note – Off Dover'.

Catalogues 1855-1905

• 'Notes' - 'Harmonies' - 'Nocturnes', Second Series, Messrs Dowdeswell, London, 1886 (cat. no. 27) as 'A grey note – Off Dover'.