Frontlet, c. 1820, 3 3/8 x 7 1/4 x 7 13/16 in. (8.57 x 18.42 x 19.84 cm), Wood, abalone, pigment, hessian, resin, 19th century, Frontlets are masterpieces of Northwest Coast art, and many of the finest were produced by the Tsimshian. The frontlet for