Scappamento ad ancora e compensazione termica
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Josiah Emery Straight Lever Escapement Chronometer.
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Chronometer with Robin escapement
Quarter hour repeater cylinder escapement
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
Straight lever escapement, quarter hour repeater
Cylinder escapement by a pupil of Robin
Garde temps, rèpètition de première Classe sur les princes des chronomètre” sold to Count Mercy d’Argenteau on 28 January 1824 for 3,400 FF. Repetition of hours, quarters and half quarters, monthly calendar. Jumping hour.
Hour and quarter repeater, mustache lever escapement
Experimental verge escapement
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Hour and quarter repeater, cylinder escapement, hunting case.
Chronometer with lever escapement.
Lever escapement, quarter hour repeater