| Inside the back of the clock showing the drum with differing coloured strips of
dyed gelatine to give the effect of sunrise / sunset as it revolves driven by the clock's electrical synchronous movement. At the top is shown the plastic background that is the sky. Both the movement and back panel are earthed using three-core mains wire to comply with E.E.C. Regulations.
|| Picture of the back of the clock showing the rear door (which opens to reveal the 10 watt bulb ) and the knob used to start the the clock. (the movement is not self starting when first switched on and this knob needs to be turned in the direction shown to start the clock) The original maker's label is at the top, the serial number at the bottom