Two landscapes. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Two studies of castle towers. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

View of Caernarvon, North Wales. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Two landscapes. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Views of Windsor Castle and Conway Castle. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of river valley. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Llanilted Vale, North Wales. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of three cottages. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of three churches; North Wales and Wiltshire. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of three bridges; near Birmingham, Llanberis, (North Wales) and Arden, Warwickshire. Published in London.

Snowdon seen across Fraeth Mawr, North Wales. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of two water mills near Llanfair, North Wales. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.

Study of cottage in North Wales. From "A Treatise on Landscape Painting and Effect in Watercolours: from the first rudiments to the finished picture: with examples in Outline, Effect, and Colouring", first published in London by S & J Fuller in 1814, republished in 1840.