Lever escapement, quarter hour repeater
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Cylinder escapement by a pupil of Robin
‘Montre a repetition des quart a toc’ lever escapement, monthly calendar, sold on 09 August 1792 to Monsieur Robert (Anglais) for 1800 francs “Nouveau calibre”.
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
Detent anchor escapement by Robert Robin, quarter hour repeater.
Quarter hour repeater with double wheel duplex escapement.
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
Verge escapement. Interesting watch of historical value for the signature referring to the Savoy kings.
“Montre de souscription” with calendar and virgule escapementa
“Compteur militaire” cylinder escapement 84 divisions
Lever escapement, quarter and hour repeater, republican calendar.
Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation
Turkish market watch, hour and quarter repeater with ruby cylinder escapement, translucent red enamel case, sold to Leroy in Constantinople for 2,400 FF (Breguet agent).
Decimal watch with virgule escapement, power reserve, jumping hours and barometer, center seconds n.4737 belonging to Antoine Louis Leon de Saint-Just.
Weekly winding device, monthly calendar, with comma escapement
Montre a répétition de quart, a grand second d’un coup, sur le principes de chronomètre.