44 pages of instructional material covering: meter construction and maintenance; dynamo operation and maintenance; running engines and boilers. Last 4 pages are "Instructions By T. A. Edison" In question/answer Baltimore Catechism format. GOOD FOR REFERENCE
Sockets, fuses, meters, and other interior elements
[CD001-F] Company Records Series -- Electric Light Companies -- Domestic -- Edison Construction Department
https://edisondigital.rutgers.edu/document/CD001
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Archive.org Viewer, Microfilm Series Reel 97