These dials tell the right time, that is the time of the clock rather than the time of the sun. A pillar of slate, of triangular section has four dials, a pair for when the days are getting shorter, the other pair for when the days are getting longer. One of these pillars is to be found at Blackpool Pleasure Beach.

The idea could be developed further to enhance other public spaces. An engraved block of slate the height of a man and of triangular section, together with another block nearby of identical size would be a magnet in the centre of a great Piazza