Elève de Winnerl, chronometer with lever escapement.
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Movement with particular Pouzait lever escapement, quarter hour repeater
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
"Rèpètition de première Classe sur les Principes des Chronomètres", calendar, ruby lever escapement, hour, quarter and half-quarter repeater, sold to M. le Professeur Shumacher, on 23 February 1829 for 3,200 FF.
Hour and quarter repeater with verge escapement
Calendar movement with dead seconds and special cylinder escapement.
Repetition garde temps jumping hour, sold to M. Malotaky, second interpreter of the Turkish Ambassador, Prairial year 6 (May-June 1798), for 1,200 FF.
Dual scale thermometer on the Houriet principle
First generation French lever escapement movement
Chronometer with Robin escapement
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.
First generation early straight line lever escapement
“Montre de souscription” case n.918 sold au freres Chaudoir 20 Nivose an 13 (10 Janvier 1805)
Straight lever escapement, registered on 30 September 1791, there is no information regarding the sale.
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Dead-beat seconds watch with double-wheel duplex escapement.