FTA: All the above clocks have one thing in common: they don't show seconds One of those clocks is Big Ben in London. http://www.bigben.freeservers.com/clocmec

FTA: All the above clocks have one thing in common: they don't show seconds One of those clocks is Big Ben in London. http://www.bigben.freeservers.com/clocmech.html http://www.bigben.freeservers.com/clocmech.html: “Drive to the hands is by an oblique shaft which drives bevel gears positioned centrally on a gantry above the clock, with four shafts running out to each dial. Because there is no remontoire the hands on the dials advance by 2 seconds every two seconds, i.e. at every swing of the pendulum“ ⇒ if you look close enough, you can read the time at intervals of two seconds.