The technic of mechanical drafting a practical guide to neat, correct, and legible drawing (1904)
Reinhardt, Chas. William (Charles William), b. 1858 · New York, The Engineering News Pub. Co. · leaf 41
g. 82 with the single strokes, as outlined in B, of thesame figure. Fairly good examples of mountain work are contained on plateVIII. and on Fig.34. Take a not toofine, well-usedpen to executethe hatchingwith. On themap of theWhite Pass andYukon Ry. themountain work is treated somewhat sketchily…
Mechanical drawing
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