These jars were made in the West Indies, and served as sugar containers for shipment to various colonial ports.
This confirms my earlier question of whether or not they are descendants from the Caribbean. This confirmation may offer new branches of history about these men that have yet been discovered.
After all, ownership of slaves and the more elegant kinds of dishes are both characteristic of the more elite members of a community.
I would not be surprised if the gift of ceramics was given to them by the wealthier community of Plymouth. After all the north has always been more progressive than that of the south. Maybe the ceramics were a gift due to there participation in the revolutionary war. I know about southern hospitality and all that and how people from the north get a bad rep about being rude but while i was up in New York, i encountered more nice people than jerks. Its safe to say the north kept some of these polite values.