Teachers' manual for the Prang course in drawing for graded schools, books 1-6 (1897)
Clark, John Spencer, Prang Company, Hicks Mary D, Perry, Walter Scott · Boston. Prang educ. co. · leaf 37
e surfacetherefore has but one part. The surface of the cube isbroken by edges and thus divided into six parts. Apart of a surface unbroken by an edge is called a face.The sphere then has one face; the cube has six faces. The shape of the outlineof the sphere is like the outUne of a circle; the… … BOOK i,J REPRESENTATION. —SPHERIC OBJECTS. 27 The foces are all alike, and it can stand on any face. Therefore cubes can be placedside by side or built up so as to match and form a regular structure. Hence we findthis form among the building-blocks of children. As the cube is so compact and so…
Drawing -- Study and teaching
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