PRECISION TOOL MAKING . 403 



of tools, such as jigs, fixtures, screw machine tools, milling cutters, etc., 

 and especially gages employed in interchangeable manufacture. 



This paper would not be complete without mentioning the fact 

 that the high degree of workmanship, technique, and precision found in 

 the product and methods of the Western Electric Company's tool 

 rooms and many of the novel features of tool design are in a large 

 measure due to the Works Technical Organizations operating the tool 

 rooms. The writer is indebted to these organizations, as well as to 

 other groups in the Manufacturing Department, for much of the 

 material presented in this paper. 



