Object is most of a control panel for a PDP-10, comprising many push-buttons and indicator lights within a black metal face-plate, enclosed in a metal housing. Some circuit boards remain behind the push-buttons, but the circuit boards that would have carried the indicator lights are gone.
Manufacturer
Digital Equipment Corporation (DEC)
Identifying Numbers
Other number
KL10 switchboard #1
KL10 switchboard #1 on solder side of circuit board in back