Elements of plane and solid free-hand geometrical drawing, with lettering; and some elements of geometrical ornamental design, including the principals of harmonic angular ratios, etc. In three parts ... for draughtsmen and artisans; and teachers and students of industrial and mechanical drawing (1878)
Warren, S. Edward (Samuel Edward), 1831-1909 · New York, J. Wiley & sons · leaf 105
PL.X. … PART III. EIjE)ytE5NTS OF G-SOIVIEITRIC BEAUTY. CHAPTER I. ELEMENTARY IDEAS. UNITY, VARIETY, FREEDOM. 1. The human mind everywhere contains among its posses-sions, the idea of heauty. Thus, it is familiar to every one that there are a multitude ofobjects which give us great pleasure, independently…
Geometrical drawing · Mechanical drawing
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