Artist: James McNeill Whistler Date: 1898/1899 Collection: Glasgow University Library Accession Number: Sp Coll Whistler 292, f.5 Medium: pencil, pen and black ink Support: buff wove paper, bound into a volume Size: 124 x 124 mm (4 7/8 x 4 7/8") Signature: unsigned Inscription: r.: ‘to this scale / from top / of antenna’ and in unknown hands ‘top’ and ‘red 1/3 to 5/8’; v.: ‘16 3 13 / 64906’ in unknown hands
MacDonald, Margaret F., James McNeill Whistler. Drawings, Pastels and Watercolours. A Catalogue Raisonné, New Haven and London, 1995 (cat. no. 1577) as 'Butterfly'.