Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1137
that it is more heavily insul-ated than the rest, and is found in the center of the outer 1102 Steam Engineering coil, on the commutator end. With this wire turned under-neath, rotate the armature forward, or counter-clockwise,until the pegs on the right-hand side of this coil just dis-appear under… … Fig. 479 tation), should be as shown in Figs. 480 and 481 when set-ting the commutator. When the armature of a right-handed machine is inposition, the commutator is turned on the shaft until seg-ment No. 1 is in the same relative position as the last halfof No. 1 coil; segment No. 2 should…
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-26-7.webp)
