Compare the differences, first version on left, last version on right. Circa 1961 to 1965. Mr.Mercury can walk up to an object, bend over, pick it up and deliver it to another place, all by remote control. Complicated mechanism with two motors, lots of gears and moving parts, often found in non working condition with broken cams/gears and missing parts. Three box variations, although the 1st & 2nd box varies only by the deletion of 'With Light', as can be seen the 2nd (centre) version does not have a lamp on its head. 3rd box complete new design in colour to match robot.