original c. 1890's american victorian era interior residential fireplace gas insert designed and patented by henry and william dawson of chicago. the fireplace grate or insert features a surround consisting of ornamental cast iron. the projecting hood contains elegant scrollwork alternating with deeply grooved shells. the flanking pilasters with unique acanthus leaf capitals are adorned with richly ornate foliage. the original stamped tin metal detachable summer cover has deeply embossed design motifs. the lower perforated ash grille contains abundant leafage and scrollwork. mostly uniform black enameled finish throughout. fabricated by the dawson brothers, chicago, il. the gas insert was salvaged from a chicago graystone undergoing demolition. contains break on left side. measures 24 1/2 x 30 1/2 x 4 inches.