You will need to contact the owner's representative to arrange access.
In the case of this object this can be done by:
Writing to Mr James Carleton at Farrer & Co, 66 Lincolns Inn Fields, London, Wc2a 3lh
Reporting A Data Error:
Reporting An Access Error to the HMRC:
A Charles II large cylindrical tankard
Maker:  Maker Unknown
A Charles II large cylindrical tankard, the lower part of the body chased with a broad band of acanthus, the raised cover with entwined dolphin thumb piece and chased with a swirling foliage rosette - 6 1/2 in. high, 1683, makers mark EV, coronet above.
THIS ARTWORK IS LOCATED IN:London