PNH351017 Head study for The Nun, c. 1870 (w/c & gouache on paper) by Claxton, Adelaide (1835-c.1905); 34.2x28.6 cm; National Gallery of Canada, Ottawa, Ontario, Canada; (add.info.: Previously attributed to Charles Alston Collins (1828-73) Signed with AC monogram, lower right Provenance: Bought at auction in the United States, by an American private dealer; sold to Peter Nahum. Leicester Galleries, London; purchased from Peter Nahum as by Charles Allston Collins on June 13, 2006; donated to the National Gallery of Canada in 2018.); Photo 穢 Peter Nahum at The Leicester Galleries, London; English, out of copyright.