Harvey Willard Miller eBooks

Mechanical Drafting: Revised in 1915. E-book. Formato PDF Harvey Willard Miller   -  Forgotten Books, 2017  - 

The above principles were followed by first design ing a very ?exible course in drafting, substituting draw ings of machine parts for the conventional geometrical figures. The work was arranged into definite groups, according to subject, each group being scheduled for a definite amount of time. Second, the text was so ar ranged that section, lesson or chapter one, gave all information necessary for the work included in group one, etc.