There is an aluminum frame and a blue plastic connector surrounding the board. On one side there are several large components. "Resistor board 1978 C" is etched in solder near the insertion end on the other side of the board above the grid lettered A-Z.
Date
1963 ca.
Manufacturer
Digital Equipment Corporation (DEC)
Place Manufactured
Maynard, Mass.
Identifying Numbers
Model number
1978 C
Etched in solder at the insertion end of the board