Wikimedi'Òc

PSM V22 D169 Greenwich clock escapement.jpg - Ineuw

PSM V22 D170 Two views of the greenwich pendulum.jpg - Ineuw

PSM V22 D173 Greenwich clock compensation for barometric pressure.jpg - Ineuw

PSM V22 D175 Mean solar standard clock arrangement at greenwich.jpg - Ineuw

PSM V22 D343 Perspective of the chronopher.jpg - Ineuw

PSM V22 D344 The chronopher viewed in elevation.jpg - Ineuw

PSM V22 D345 The chronopher schematic.jpg - Ineuw

PSM V22 D347 Diagram of electric connections between clock and chronopher.jpg - Ineuw

PSM V22 D350 Barraud and lund indicators.jpg - Ineuw

PSM V22 D351 Time setting of london clocks from a central box.jpg - Ineuw

PSM V22 D352 Time synchronizer mechanism.jpg - Ineuw

PSM V22 D353 Clock face with synchronizer attached.jpg - Ineuw

PSM V22 D354 Barraud and lund time bell.jpg - Ineuw

PSM V22 D355 Barraud and lund time bell and flashing signal.jpg - Ineuw

PSM V22 D170 Two views of the greenwich pendulum horizontal.jpg - Ineuw

PSM V22 D170 Greenwich pendulum elevation view.jpg - Ineuw

PSM V22 D170 Greenwich pendulum sectional view.jpg - Ineuw