[D9225AAJ], List, Edison General Electric Co, March 16th, 1892
https://edisondigital.rutgers.edu/document/D9225AAJ
Transcription
Edison General Electric Co., Eastern District March 16th '92 Sheet 1781 Field Winding of Compound Dynamos 125 Volts. [Table of fifteen styles of dynamos and their properties] Data for Armature windings of Standard Dynamos & Motors [TABLE FOLLOWS]