Practical draughtsmen's work, with numerous engravings and diagrams (1903)
Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 55
r line takes longer to dry it is very easy to smear, but ofcourse this may be avoided by letting the ink dry while prepar-ing the ink-leg for the compasses. 52 CHAPTER IV. DRAWING CIRCULAR LINES. Compass curves is the name given to all curves composed ofcircular arcs. Thej can be drawn by the… … Concentric Circles. struction of a circle is so simple that anyone can strike a circleof some sort; but many persons who think they are draughtsmencannot draw a good circle. Strike, describe, and draw are threeterms used indiflerently for the operation of maHng a circle. To ensure good work : Hold…
Mechanical drawing
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