Fragment van koper uit het wrak van de Oost-Indiëvaarder Hollandia
Varied parts or fragments; unidentified and miscellaneous parts or fragments; fragm of fitting, possibly part of mechanism, groundplate, eroded; disc, flat, circular, straight and wavy rim, on one side along rim 2 short, vertical knob-shaped fittings, square in section and with flattened, spherical ends, circular holes.