Leeds, Charles Carley, 1870- · New York, D. Van Nostrand company · leaf 33
sl- NAME John HRoberfs date Qci 24-06. THE CARNEGIE TECHNICAL SCHOOLS PmSBURQH, PA. School of Apprentices and Journeymenmechanical drawinq Slecve: SCALE Full Size owe. no. C_ 1006 LESSON No. 12. PROJECTION.—^Mechanical drawings to be clearly understoodand easily read should be made after certain… … Proje c Hon I in es Plane Fig. 17. views is maintained. To fully grasp the meaning of this, a knowledgeof projection is necessary. Every student of Mechanical Drawing should make a study of thesubject of projection, as a thorough knowledge of this subject is neces-sary in order to read drawings…
Mechanical drawing
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