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"This is a practice in the joining of shaded arcs, the smaller of which should be drawn with the bow—Pen, and the larger with the compasses. The section lining must be done only in ink." —Anthony, 1904

Mechanical Drawing Exercise Line Shading Plates with Joining Arcs in Ink

"This is a practice in the joining of shaded arcs, the smaller of which should be drawn with the bow—Pen,…