World wall clock, invented by Alan Heath, Research Engineering Company, Eltham, Victoria, circa 1985. The inventor has applied for Australian and USA patents.

Physical Description

The clock face consists of a rotating disk on which is arranged a map of the world with the international time zones segmenting the disk and marked at intervals around the edge. At the centre of the clock face is a small hand which in two directions indicates the minutes after the hour. There is also a sweep second hand. See also Trade Literature.

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