Mechanical drawing : a manual for teachers and students (1902)
Cross, Anson Kent · Boston : Ginn & Co. · leaf 124
Fig. 52. … Fig. 53. Il6 MECHANICAL DRAWING. PLATE III. Fig. 54. Top and front views of an upright hexagonal prism, andthe development of the ^anie. Fig. ^S. Top and fro7it views and development of an upright hexag-onal pyrani id. Fig. 56. Front arid top views and development of an upright cone. Fig. SI Front,…
Mechanical drawing
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