Sully's escapement
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“Resilient lever” lever escapement modified by Mortimer George Cole.
First generation early straight line lever escapement
Central seconds, regulateur dial, cylinder escapement
Dead seconds watch with detent escapement
Orologio a secondi morti con scappamento a virgola
Chronometer fitted with a pivoted detent escapement and a balance with three-roller suspension.
“Montre de souscription” case n.918 sold au freres Chaudoir 20 Nivose an 13 (10 Janvier 1805)
Chronometer with Robin escapement
Quarter repeater in gold and platinum hunting case, sold to Count François Potocki on 15 March 1822, price 2400 FF. Repurchased in 1828 and resold to Madame Dupaty in 1829
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.
« Simple garde-temps, arbre percé 20 lignes échappement ancre” sold to Monsieur de Bignon 11 March 1858.
Escapement “pallet pin weel”
“Repetition à ponts” con scappamento a cilindro in rubino, venduto al generale Nicholas Joseph Maison, il 30 settembre 1807 per 1.696 FF .
Automatic winding with beating mass, perpetual monthly and weekly retrograde calendar, cylinder escapement.
Skelectric watch with Masonic decoration.