Circle of William Sawrey Gilpin POWS (762-1843) ''Whitfell Gill, Wensleydale, Yorkshire'', together with a collection of chiefly monochromatic watercolours and pencil drawings including examples attributable to John Sell Cotman, study of a house, an anonymous study of a windmill, figure seated beneath an archway, circle of Clarkson Stansfield, depicting a North European town and other anonymous landscape studies (a collection)