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ספרים בחינם

Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon

Harold P. (Harold Phillips) Manly · 2005

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Oxyacetylene welding and cutting