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ספרים בחינם

Turning and Boring A specialized treatise for machinists, students in the industrial and engineering schools, and apprentices, on turning and boring methods, including modern practice with engine lathes, turret lathes, vertical and horizontal boring machines

Franklin Day Jones · 2010

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Turning (Lathe work)Drilling and boring