Free Drawing and Sketching Lessons
"THE PRACTICE & SCIENCE OF DRAWING"
Author: HAROLD SPEED
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The following are three examples of this gradated tone composition (see pages 210 [Transcribers Note: Diagram XXIV], 213 [Transcribers Note: Diagram XXV], 215 [Transcribers Note: Diagram XXVI]):
Watteau: "Embarquement pour L'Île de Cythère."
This is a typical Watteau composition, founded on a rhythmic play of gradated tones and gradated edges. Flat tones and hard edges are avoided. Beginning at the centre of the top with a strongly accented note of contrast, the dark tone of the mass of trees gradates into the ground and on past the lower right-hand corner across the front of the picture, until, when nearing the lower left-hand corner, it reverses the process and from dark to light begins gradating light to dark, ending somewhat sharply against the sky in the rock form to the left. The rich play of tone that is introduced in the trees and ground, &c., blinds one at first to the perception of this larger tone motive, but without it the rich variety would not hold together. Roughly speaking the whole of this dark frame of tones from the accented point of the trees at the top to the mass of the rock on the left, may be said to gradate away into the distance; cut into by the wedge-shaped middle tone of the hills leading to the horizon.
Breaking across this is a graceful line of figures, beginning on the left where the mass of rock is broken by the little flight of cupids, and continuing across the picture until it is brought up sharply by the light figure under the trees on the right. Note the pretty clatter of spots this line of figures brings across the picture, introducing light spots into the darker masses, ending up with the strongly accented light spot of the figure on the right; and dark spots into the lighter masses, ending up with the figures of the cupids dark against the sky.
Steadying influences in all this flux of tone are introduced by the vertical accent of the tree-stem and statue in the dark mass on the right, by the horizontal line of the distance on the left, the outline of the ground in the front, and the straight staffs held by some of the figures.
In the charcoal scribble illustrating this composition I have tried carefully to avoid any drawing in the figures or trees to show how the tone-music depends not so much on truth to natural appearances as on the abstract arrangement of tone values and their rhythmic play.
Diagram XXV.
SHOWING THE PRINCIPLE ON WHICH THE MASS OR TONE RHYTHM IS ARRANGED IN TURNER'S PICTURE IN THE NATIONAL GALLERY OF BRITISH ART, "ULYSSES DERIDING POLYPHEMUS"
Of course nature contains every conceivable variety of tone-music, but it is not to be found by unintelligent copying except in rare accidents. Emerson says, "Although you search the whole world for the beautiful you'll not find it unless you take it with you," and this is true to a greater extent of rhythmic tone arrangements.
Turner: "Ulysses deriding Polyphemus."
Turner was very fond of these gradated tone compositions, and carried them to a lyrical height to which they had never before attained. His "Ulysses deriding Polyphemus," in the National Gallery of British Art, is a splendid example of his use of this principle. A great unity of expression is given by bringing the greatest dark and light together in sharp contrast, as is done in this picture by the dark rocks and ships' prows coming against the rising sun. From this point the dark and light masses gradate in different directions until they merge above the ships' sails. These sails cut sharply into the dark mass as the rocks and ship on the extreme right cut sharply into the light mass. Note also the edges where they are accented and come sharply against the neighbouring mass, and where they are lost, and the pleasing quality this play of edges gives.
Stability is given by the line of the horizon and waves in front, and the masts of the ships, the oars, and, in the original picture, a feeling of radiating lines from the rising sun. Without these steadying influences these compositions of gradated masses would be sickly and weak.
Corot: 2470 Collection Chauchard, Louvre.
This is a typical example of Corot's tone scheme, and little need be added to the description already given. Infinite play is got with the simplest means. A dark silhouetted mass is seen against a light sky, the perfect balance of the shapes and the infinite play of lost-and-foundness in the edges giving to this simple structure a richness and beauty effect that is very satisfying. Note how Corot, like Turner, brings his greatest light and dark together in sharp contrast where the rock on the right cuts the sky.
Diagram XXVI.
TYPICAL EXAMPLE OF COROT'S SYSTEM OF MASS RHYTHM, AFTER THE PICTURE IN THE LOUVRE, PARIS
Stability is given by the vertical feeling in the central group of trees and the suggestion of horizontal distance behind the figure.
It is not only in the larger disposition of the masses in a composition that this principle of gradated masses and lost and found edges can be used. Wherever grace and charm are your motive they should be looked for in the working out of the smallest details.
