The Use of a Box of Colours, in a Practical Demonstration on Composition, Light and Shade, and Colour.

by active 19th century Harry Willson

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34, Marylebone Street, Piccadilly, the end of the Quadrant, Regent Street, London.

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SOLID SKETCH BOOKS.

With Compressed Leaves, made of thin and thick White, Drab, Yellow, and Grey Drawing Papers, forming a solid packet of thirty or forty leaves, each of which can be easily separated from the others by the introduction of a pen-knife underneath.

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WOVE AND CARTRIDGE DRAWING PAPERS.

Demy	20 by 15
Medium	22 — 17
Royal	24 — 19
Super Royal	27 — 19
Imperial	30 — 21
Colombier	34 — 23
Atlas	34 — 26
Double Elephant	40 — 26
Antiquarian	52 — 31
Extra Antiquarian	56 — 40

Emperor, the largest size paper, 68 inches by 48 inches.
Rough, Extra-thick, Tinted, and Hot pressed Papers, Drawing Cartridge Papers, for Architects, &c., Crayon, Tinted, London and Bristol Boards, English and French Tracing Papers, to 60 in. by 40 in.