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 82
Fig. 145. Fig. 146, … Fig. 147. CHAPTEE VI TANGENTS AND TANGENTIAL AECS
Geometrical drawing
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