The Gallery holds the most extensive collection of portraits in the world. Search over 215,000 works, 150,000 of which are illustrated from the 16th Century to the present day.

Advanced Collection search

Investigating drawing - Sgraffito

Seamus Heaney
by Ross Wilson
1994
NPG 6261

From the Italian meaning scratch, a technique of scratching into a surface already covered in pigment, or even gouging into the paper surface itself.

Other techniques and materials