Blackboard Musing After a Conic Solid

I began with scribbles (as usual), but then concentrated on creating a basic solid shape. I used to practice my pencil-shading technique. with basic solids; cubes, cones and spheres, for example. The idea of ‘basics’ set me thinking about classrooms and blackboards. When I was in school there used to be large expanses of matte-finished […]

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