Whittock, Nathaniel: The Oxford Drawing Book, Or The Art Of Drawing, And The Theory And Practice Of Perspective: In A Series Of Letters Containing Progressive Information On Sketching, Drawing, And Colouring Landscape Scenery, Animals, And The Human Figure: With A New Method Of Practical Perspective: Detailed In A Novel, Easy, And Perspicuous Style, For The Use Of Teachers, Or For Self-Instruction. Embellished With Upwards Of One Hundred And Fifty Lithographic Drawings, From Real Views, Taken Expressly For This Work (Oxford , London, 1825)

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out afterwards. You will observe even in this snow scene, that both light and shade
grow faint as they recede from the eye.
Plate XCI. the Cascade of Tivoli, is a pleasing subject which requires no direction.
Plate XCIV. is the Castle of Chill on on the lake of Geneva. It was in the dungeons
of this castle that the three brothers lingered out their miserable existence in cap-
tivity, the story of which forms the subject of a beautiful poem by Lord Byron, called
the Prisoners of Chillon.
After copying the various examples I have sent, you should be competent to sketch
from nature. Begin with simple subjects, such as an old barn or cottage, and if you
find yourself at a loss where to commence, turn to the early lessons in this work, and
pursue the same means there pointed out. There is now no fear of your making
harsh stiff outlines, as your eye is quite familiar with its bad effects in a drawing.
You must never lose sight of the perspective lines, taking care not to draw anything
but at the proper point of distance; and that the horizontal line is properly placed
in your picture. You will perhaps find some difficulty in your first attempts at
sketching from nature, in fixing on the size of your drawing, or determining what