Physical description
Manual or instruction book - 11 duplicated quarto sheets stapled on left hand edge, titled "Supervisory Equipment Operation Manual". Has the MMTB logo and name on the top of the first sheet. Describes the supervisory control system for the MMTB sub-stations and associated equipment, includes a photograph of the control panel, list of the substations, facilities, the control system, the management of the substations and the principles of operation.