
Compare Plain Practical Directions For Drawing Sizing And Cutting Bevel-gears by John W Newall, Paperback | Indigo Chapters
John W Newall
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Shewing How The Teeth May Be Cut In A Plain Milling Machine Or Gear Cutter So As To Give Them A Correct Shape From End To End | Plain Practical Directions For Drawing Sizing And Cutting Bevel-gears by John W Newall, Paperback | Indigo Chapters