Victoria and Albert Museum
The Victoria and Albert Museum (often abbreviated as the V&A) in London is the world's largest museum of applied and decorative arts and design, as well as sculpture, housing a permanent collection of over 2.27 million objects. It was founded in 1852 and named after Queen Victoria and Prince Albert.
The museum houses the Isfahan Cope: http://collections.vam.ac.uk/item/O93501/the-isfahan-cope-cope-unknown/
And many other pieces by or related to Armenians: