Nantucket Whalebone, Antique Whale Ivory and Wood Swift, circa 1860, 144 riveted bone staves. Red scribe line axels on a whalebone shaft, ivory scribed adjusting ring and nut, capped and supported by finely carved lignum vitae clenched fist support and multi-turned wool ball cup.
Height 12.75 in. Closed cage 4 in. Open cage 16 in. Stave Length 6.25 in.