Darn Electrical Bugs

How the alternator and regulator work
https://www.forabodiesonly.com/mopa...-alternators-1960-1976.475691/post-1973173846
www.mymopar.com for scanned service manuals, parts books, and Master Tech conference. The factory service manual has the most accurate wiring diagrams generally available.
Master Technician Service Conference - Chrysler's Training for Mechanics The on-line Imperial Club has a better index of the Tech Conference.

The 1970 Hamtramck Registry Library Page Has Service Bulletins (updates to the parts and service books) and Sales Information (such as options for buyers)