Display plaque featuring two varieties of an "electronic timer for spacecraft timing and recording operations," measuring 12″ x 10″ x 3″ overall, showing a larger "original instrument" which cost $2100, and a smaller "new instrument" which cost $1200. The case of the timer on the right side has been removed to show the integrated circuits that allowed the improved, lower-cost design. An inventory label has been affixed to the timer on the left.