Murphy, Control Systems, models:

Generator Control System MGC2000	Specifications
LCDT Selectronic Tattletale System LCDT-8535B	Specifications
MGC2000	Installation And Operation Manual
MURPHYMATIC A900 Series	Installation And Operating Manual
MURPHYMATIC MC-900 Series	Installation And Operating Manual
Selectronic Micro-Controller/Annunciator Series 1501	Specifications