\ E … mmmm o O o ^ o o O o _ o o o mvET HOLES >)/VO HEADi. M I r o ^^ Fig. 48. 105 is such that their projections on the planes of projection have an incUnation of 45°. To select the lines that castor form the shadow, the pencil may be set up as a light ray, as shown in Fig. 48, P, and applied to the…
Mechanical drawing · Lettering
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