 Walpole was a keen and discerning collector of art . Sir Kenneth Clark called him " one of the three or four real patrons of art in this country , and of that small body he was perhaps the most generous and the most <unk> . " He left fourteen works to the Tate Gallery and <unk> Museum , including paintings by <unk> , <unk> , Augustus John , <unk> and <unk> . 
