Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 228
Fi^. 7. Fig. 8.—They are here represented inclined- tohoth the V.P.and H.P., but they still have one set of edges parallel to the H.P. … FiR. 8. Fig. 9.—Here they are shown with every line inclined toboth planes: instead of having one edge resting on the H.P., asin Fig. 8, they are each poised on a corner. To distinguish this 2o8 SOLID GEOMETRY chap, xvii position from the one illustrated in Fig. 8, we will call it corn-
Geometrical drawing
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