Movement with particular Pouzait lever escapement, quarter hour repeater
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Chronometer with Robin escapement
Sold to Son Excellence M. Achille Fould on 12 November 1860 for 950 FF. Presented to Professor Heinrich Siegel
« Simple garde-temps, arbre percé 20 lignes échappement ancre” sold to Monsieur de Bignon 11 March 1858.
Detent anchor escapement by Robert Robin, quarter hour repeater.
Hour and quarter repeater, cylinder escapement, enamel case
Verge escapement, enamelled case decorated with diamonds and pearls
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF
Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.
Lever escapement and thermal compensation
“Rèpètition de Première Classe” con scappamento a cilindro in rubino, e jumping hour venduto a monsieur Ternaux (Étienne Nicolas Louis Ternaux ) , il 2 Brumaio anno 13 (24 ottobre 1804) per 1.800 FF.
Side lever escapement.
Lever escapement, quarter hour repeater
Montre simple medaillon eccentrique 13 lignes ½, cylinder escapement in ruby sold to Lionel Rothschild (banker) on 31 May 1831 for 1,400 FF.
Chronometer with patented detent escapement.