Please note: the original on which this drawing is based is not in fact lost as previously thought. It was recorded in the catalogue ‘Leonardo da Vinci: Master Draftsman’, Metropolitan Museum, p. 454, no. 70 (illustrated) After Leonardo da Vinci, Italian 1452-1519- Grotesque portrait of a woman in profile; pen and brown ink on laid paper, inscribed 'Leonardo da Vinci' (lower left), 8.4 x 6 cm. (unframed). Provenance: Private Collection, UK. Note: The original drawing on which this sketch is based was recorded in the exhibition catalogue ‘Leonardo da Vinci: Master Draftsman’, Metropolitan Museum, p. 454, no. 70 (illustrated). It is known from many other copies, including a sheet of copies in the Royal Collection [RCIN 912493], and in the Spencer Album in the New York Public Library.

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