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Excerpt from Practical Mechanical Drawing and Machine Design Self Taught: Drafting Tools; Geometrical Definition of Plane Figures; Properties of the Circle; Polygons; Geometrical Definitions of Solids; Geometrical Drawing; Geometrical Problems; Mensuration of Plane Su
In working over these examples several times the student is not only committing them to mem ory, but is at the same time becoming proficient in the handling of the various drawing tools.
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