HUGH DOUGLAS HAMILTON (1739-1808) Study of a young woman in blue and purple dress pastel and

HUGH DOUGLAS HAMILTON (1739-1808) "Study of a young woman in blue and purple dress" pastel and pencil, oval, bears label verso "F 1788 drawn by Hamilton given to LOC (?) June 13th 1799" image size 22.5 cm x 19 cm Condition Report The piece appears basically sound but has some thunder bugs under the glass, and has some black flecking to the charcoal work on the background which may or may not be original to work. The frame is basically sound though with much wear and lose of gilding, the back appears basically sound with paper that has been there some time with old sepia ink written inscription. See images for further details.