Spelled in holes drilled into one edge of the object
Etched on the object
overall: 1/8 in x 12 in x 17 1/2 in
The object is a bare circuit board. Etched into one side is "FAIRCHILD RESEARCH DIVISION DIGITAL SYSTEMS DEPT." This is one of a group of boards from a box labeled "Fairchild Symbol Machine." This board is similar in design and marking to boards known to be components of the Fairchild SYMBOL machine.