Five-tier tube (<em>cong</em> 琮) with masks

Squared, hollow cylinder of the type ts’ung [cong] 琮; tall form with wide projecting collar at both ends; richly mottled tones of pale to dark brown with traces of green and yellow; decoration: channeled and incised, grooves and corner ridges, circles, linear and meander patterns. (Collar and corners chipped.)