SHIPWRECK treasure 8 REALE 1741 coin HOLLANDIA wreck SILVER COA ship PILLAR VOC

The Hollandia: a VOC vessel. 1741 SILVER 8 REALES COIN. The wreck was discovered in 1971 by Rex Cowan, a Londontreasure hunter. Its maiden trip began on June 3, 1743. The crew fired several cannons to alert the locals, but to no avail.