Introductory lessons, with familiar examples in landscape : for the use of those who are desirous of gaining some knowledge of the pleasing art of painting in water colours; to which are added some clear and simple rules, ... To which are added, instructions for executing transparencies, ... By James Roberts. - Roberts, James, (printed by W. Bulmer and Co., for the author; and sold by G. and W. Nicol; and Messrs. J. and J. Boydell,, 1800)