circular cap: 3/8 in x 1 3/8 in x 1 3/8 in; metal tube: 1 in x 1 1/2 in x 1 1/2 in
This record contains a part from a single channel tube, de assembled into two parts. One part is a metal tube, the other part is a circular cap which fits into the tube. The outside of the cap has four gold caps attached to pins, and two rectangular reflective components. The inside of the cap has four circular indents and five pins. The words "for 67-" followed by the number 7 or a question mark, are written in pencil on the outside of the metal tube.