This service was made for John Schanck, Royal Navy, who was in charge of the naval establishment in Newfoundland. He was later attached to the army of General John Burgoyne and is best remembered for his naval victory against the American revolutionaries on Lake Champlain in 1776.
The Carroll was a family of wealthy planters in colonial Maryland. Charles Carroll was a delegate to the Continental Congress and one of the signers of the Declaration of Independence. He married Mary Darnall in 1768. This service perhaps belonged to their only surviving son, Charles Carroll, Jr.
This is an unusual example of an armorial piece in which the coat of arms has been incorporated into a Chinese scene. The coat of arms is that of the Garfootes of Essex and Suffolk that was confirmed on them in 1634.