198 



BELL SYSTEM TECHNICAL JOURNAL 



drawing it on the intermediate machine; and finer sizes, commonly 

 known as magnet wire, are produced by redrawing intermediate sizes. 

 The present capacity of the wire mill is approximately 42,000,000 

 pounds annually, and the sizes range from .165 in. line wire to 42 B. & S. 

 (.00247 in.) gauge magnet wire. Provisions have been made in the 

 construction of the building and its foundations so that the mill may 

 be expanded in capacity when needed. 



i 



Fig. 10 — Heavy wire die stringer 



The No. 1 or heavy wire drawing machine shown by Figs. 11 and 

 12 draws line wire, heavy toll cable sizes, and supply wire for the loop 

 cable wire machines. This ten die machine with its auxiliary equip- 

 ment and operating area occupies a floor space of 270 square feet and 



