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2. Revolving vertical turrets machining parts in assembly line
3. Acme multiple spindle automatic screw machine
4. Automatic lathe by Jones and Lamson, front view
5. Man standing next to automatic lathe by Jones and Lamson, back view
6. Automatic screw machine turning stock from 1/2 inch to 2 inches.
7. Motorized turret lathe by Potter and Johnson, their name imprinted on the machine.
8. Universal multiple drill machine, drilling both horizontal and vertical
9. Motorized turret lathe
10. Man vs machine chart, comparing effectiness of 2nd new method, includes operations
11. Man vs. machine chart, comparing effectiveness of new method, includes operations
12. Man vs. machine chart, comparing effectivness of old method of spooling plaster includes operations.
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