Half-Length Portrait Study of a Woman Wearing a Cap and Pearl Earrings, ca. 1740?60, Black and white chalks, brown ink and graphite on blue laid paper, squared in graphite, sheet: 12 3/4 x 10 1/4 in. (32. 4 x 26. 1 cm), Drawings, Circle of Joseph van Aken (Flemish, Antwerp (? ) ca. 1699?1749 London (active Britain) ), After training in Antwerp, the young Van Aken went to London, where he specialized in painting draperies. The leading portraitists there, including Joseph Highmore, Thomas Hudson, and Allan Ramsay, often painted only a sitter's face, relying on Van Aken to finish the rest of the figure