Several blogs back I reported on my discovery of a 2 pound Amsterdam blokgewicht (block weight) from the Mullion Pin Wreck, an important find in its own right and also because the date of 1665 stamped on the weight provides additional evidence that the ship was indeed the Santo Christo de Castello from Amsterdam (Gibbins 2019a). In this blog I’m reporting on three more weights with markings, one of them – a large cup weighing over 3 pounds - found only last week …