Where can I watch The Barchester Chronicles in United States?

The Barchester Chronicles is a 1982 BBC television serial produced by Jonathan Powell and dramatised by Alan Plater, based on Anthony Trollope's first two Chronicles of Barsetshire, The Warden (1855) and Barchester Towers (1857). Against the sumptuous background of Peterborough Cathedral and its environs, one is carried into Trollope's world of the intriguing machinations of the clerical establishment of Barchester. Backed by the authenticity of the period detail, the portrayal of all the characters accurately conveys the whole range of human emotions within the stories.