Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 25
£0.06. THE CARNEGIE TECHNICAL SCHOOLS Pittsburgh, pa.School op apppc/^tic£s ano JouPucyMZN IECi-lANICAL Df^AWING Sketching scALC Full Size one.NO. C~I004 LESSON No. 8. METHOD OF HOLDING PEN.—In learning to trace, one ofthe first problems which confronts the student is how to hold theinstruments. In… … B M a Fig. 14. Do not lean the pen either toward the ruling edge or away from it, buthold it in a vertical plane, thus obtaining clean even lines free from aragged edge. While the pen should not be leaned toward or away from the rulingedge, it will be found that the ink will flow more freely if the…
Mechanical drawing
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