Pair coloured montage river views of the environs of London

Pair of coloured montage river landscape views of the environs of London each of four sections, one with Oatlands Park, Weybridge, London Stone at Staines, Windsor and Eton College, the other of Fawney Court, nr. Henley, Goring, Clifton and Oxford.
Both mounted and in oak frames and bear the label to reverse,
The Parker Gallery, London W.1.