Mechanical drawing: lettering, materials and methods (1916)
Kepler, Frank R. [from old catalog] · Detroit, Mich., Pub. under authority of the Board of education · leaf 26
upright position ofthe paper. By unfolding thepaper into the same level it is di-vided into two portions by thecrease along which it was folded. This crease may representa line called the Ground Line(G. L). This line is convenientin locating the drawings on thesheet and in explanations. The top… … 3/ Figure 10 width. Suppose that the square 1, 2, 3, 4, Fig. 10, is the top viewof a square prism with the sides 45 degrees to G. L. By placing the triangle against the tee-square, draw the verticalline 4, 4\ the portion 4\ 4^^ of the line represents the left-hand edge ofthe prism. In Hke manner…
Lettering · Mechanical drawing
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