American School, 'Portrait of a Woman", oil on fabric. Portrait of the third wife of Major Christopher Van Deventer, chief clerk in the United States War Department under John C. Calhoun. Artist unknown. Subject is a middle-aged woman dressed in black with a brooch and white cap. Subject is possibly the third wife of Major Van Deventer, Sally Brickhead. Sight: 23-1/2" H x 19-1/2" W. Framed: 32' H x 27-1/2" W. Mid-19th century. Framed in older molded gold painted oval frame with "O'Brien, Chicago" label en verso. Condition: Very good condition, re-varnished with some areas of in-painting. Painting was conserved in 2006 by Cumberland Art Conservation, Nashville, TN.