NASA/Apollo Lunar Module CES Stimuli #1 Control Panel, measuring approximately 19″ x 7″ x 20″, with its Grumman identification plate on the reverse: "CES Stimuli No. 1, Pt. No. LDW410-22065-1, Ser. No. 1, Contract No. NAS9-1100." The panel's face has three banks of identical buttons, marked "No. 1," "No. 2," and "No. 3," and three adjustment knobs for "Amplitude." In very good to fine condition, with most buttons sticky.