Chronometer with lever escapement.
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"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
Tide indicator, enamelled dial, cylinder escapement.
Decimal watch with double time indication on a 24-hour basis, verge escapement.
“Montre de souscription” with double wheel duplex escapement
Hour and quarter repeater, cylinder escapement, hunting case.
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
“Montre de souscription”.
Finished by son Pierre Le Roy, Sully escapement, calendar.
"Montre a repetition des quart a toc" Robin-style anchor escapement, sold on 28 June 1793 to Monsieur Fabre Loncle.
Dead seconds chronometer with in-line straight lever escapement.
Quarter hour repeater with double wheel duplex escapement.
Cylinder escapement, quarter hour repeater.
Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation
Early lever escapement.