Mechanical drawing; a treatise on the drawing of mechanical and machine details (1920)
Jones, Franklin Day, 1879-1967 · New York, The Industrial press; [etc., etc.] · leaf 327
Tig. 2. End of Little Finger is held against Edge of Pad so thatPencil will follow Straight Line … Fig. 3. Drawing Straight Line which is located near Center of Pad somewhat rapid stroke is preferable. This method will befound decidedly superior to the common way of attemptingto draw a straight line by a series of short follow-up strokes. SKETCHING 315 After it has become easy to draw straight…
Mechanical drawing
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