SOUTHERN FEDERAL MAHOGANY BOX-FORM SOFA,early 19th century. String-inlaid concave crest; conforming padded back; molded-edge downswept arms and enclosed sides; loose seat cushion and similarly inlaid seat rail; ring-turned tapering round legs end in peg feet. - 41 1/4 in. x 68 in. x 22 in. Estimate $2,500-3,500