Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 376
Fig. 61. Fig. 62. Fig. G3. 5. Machine screws (Fig. 64*/), usually round, button,or countersunk head. Common proportions are indicated relativeto diameter of body of screw.
Mechanical engineering
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