Marvelous 19th C Ink + Watercolor Drawing Illustrating Gridding and PerspectiveIt was pure delight to find this drawing, wonderfully illustrating how to "enlarge or diminish by means of a square," and then one point perspective, with eye of the scope held by our heroine serving as the vanishing point. I really love that even as they illustrate systematic scaling up or down of a particular image, the two gridded women have entirely different sorts of faces (though they share the same fabulous gown). And then this fabulous all