"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
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Dead-beat seconds watch with double-wheel duplex escapement.
Tourbillon with rotation per minute
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Cylinder escapement
"Souscription" with auxiliary minutes and seconds
Cylinder escapement.
Chronometer with lever escapement.
Seven-day power reserve, cylinder escapement.
Souscription watch
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF
Quarter hour repeater with lateral lever escapement
Reverse hour-quarter repeater (pull)