Leonardo da Vinci|Giovanni Antonio Boltraffio

The Head of a Woman in Profile Facing Left

1490–1500

Silverpoint and leadpoint, highlighted with white gouache, on pale blue-gray (indigo) prepared paper. Media tested by the Department of Scientific Research, The Metropolitan Museum of Art, with x-ray fluorescence spectroscopy (XRF) and fiber optics reflectance spectroscopy (FORS); October 1, 2019.

13.2 × 10.2 cm (5.2 × 4 in)