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 53
Fig. SO. Fig. 81. s s / \ / \ ^ ^ -Z s. / s / 5,, z N^ \ / \ ^ ^ ^ / ^ z ^ I i I L_l— i I Fig. 82. Fig. 83. Arches. These figures show the application of arcs of circles to theformation of the different kinds of arches.
Geometrical drawing
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