Republican calendar with straight lever escapement
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“In homage to A.L. Breguet”, chronometer with thermometer, weekly calendar and power reserve.
"Montre simple plate excentrique nouveau calibre 16½ lignes échapt cilindre, cadran émail” sold to Monsieur Benardaky on 01 luglio 1850 at prize of 1200 FF.
Quarter hour repeater cylinder escapement
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
Orologio a secondi morti con scappamento a virgola
Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement
“Compteur militaire” cylinder escapement 84 divisions
Dual scale thermometer on the Houriet principle
First generation early straight line lever escapement
Escapement “pallet pin weel”
“Club footed” verge escapement.
Virgule escapement
Hour and quarter repeater, cylinder escapement, hunting case.
Central seconds, regulateur dial, cylinder escapement
Sully's escapement