There were three metal objects with dials and switches; machines I'll call them, from which the wires ran.
After examining the various dials and switches on Quinn's machines, I had a fairly clear idea of each; I could turn it on and increase and decrease the settings.
By an invention probably due to Humfray Cole and published in 1 578 by William Bourne in his Inventions and Devices, it was proposed to register a ship's speed by means of a "little small close boat," with a wheel, or wheels, and an axle-tree to turn clockwork in the little boat, with dials and pointers indicating fathoms, leagues, scores of leagues and hundreds of leagues.
2), with a float plate on its upper side, carrying three indicating dials, recording respectively fractions, units and tens of miles (up to a hundred).
The circus of Seven Dials, east of Shaftesbury Avenue, affords a typical name in connexion with the lowest aspect of life in London.