NPG D7842; Mary Wollstonecraft by John Chapman, after Unknown artist By admin | Published March 6, 2018 | Full size is 610 × 800 pixels Mary_Wollstonecraft_by_John_Opie_(c._1797) Eccentric Biography 138 John Chapman, Mary Wollstonecraft (1798),after Unknown artist. © National Portrait Gallery, London. Bookmark the permalink.