Large display watch with cylinder escapement and dead central seconds.
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Lever escapement, quarter and hour repeater, republican calendar.
First generation early straight line lever escapement
Republican calendar with straight lever escapement
Quarter hour repeater with lateral lever escapement
Decimal watch with calendar and special escapement
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
Robin's lever detent escapement of special shape
“Montre de souscription” case n.307 « Remise a son excellence l'Ambassadeur de Espagne pou faire passer a Monsieur X » 5 Terminador an 9 (24 Jullet 1801)
Detent anchor escapement by Robert Robin, quarter hour repeater.
Experimental verge escapement
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
Finished by son Pierre Le Roy, Sully escapement, calendar.
Cylinder escapement
Martin-Pouzait lever escapement