1964 – “Fred”, a light-seeking creature – Peter Holland (British)

Fred – a light-seeking robot by Peter Holland. from Radio Control Models & Electronics, December 1964. Fred is a light seeking elictrically propelled tricycle with a light sensitive automatic homing device. The basic principles of light sensitive circuits have been combined with a simple scanning device to give proportional automatic steering to a single driving …

1984 – Moth , a light-seeking robot – Gene Oldfield (American)

Extract from the book "Everyone Can Build a Robot Book " by Gene Oldfield and Kendra Bonnet, 1984. "The concept behind the Moth is very simple. When you turn on the robot in a  dark room, the photocells have a high resistance rate that blocks the flow of electricity. The Moth does  not move. When …