The British drawing-book : or, the art of drawing with accuracy and beauty, containing a series of progressive lessons on drawing landscape scenery, marine views, architecture, animals, the human figure, &c. &c. also, a complete system of practical perspective, illustrated with numerous practical subjects (1845)
Whittock, N. (Nathaniel), 1791-1860 · London : Published for the proprietor · leaf 16
int exactly over the centre of the square tablet, at the properdist ancefrom it; then place points at equal distances from the point over the centre, and draw a curved line fromone point to the other, passing it through the centre point. When this is properly drawn, and correctedwith the pale ink,…
Drawing
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