Mechanical drawing for industrial and high schools (1917)
Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 12
position, then place the edge of the scale just againstthe line; now mark small pencil points on the line, directly oppositethe graduations in the scale which indicate the desired length.Now using the square or triangle as a ruling edge, make the lineheavy between the two points and the result is… … Fig. 4. LESSON No. 2. DRAWING TO MEASUREMENTS.—We will use the T-square,one triangle, the scale and the pencil for this lesson, and the studentshould keep in mind the fact that the main purpose of our presentlesson is to increase his knowledge of these tools and his skill inusing them, with special…
Mechanical drawing
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