Cylinder escapement by a pupil of Robin
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Quarter hour repeater, grand sonnerie clock watch, Robin detent lever escapement
“Chronometre de poche” with modified Earnshaw detent escapement, sold to Monsieur Hottinguer (banker of the Maison Breguet), on 11 October 1844 for 1,500 FF.
Dead seconds watch with detent escapement
Hour and quarter repeater with verge escapement
Chronometer with Earnshaw spring detent escapement, spherical balance spring.
Elève de Winnerl, chronometer with lever escapement.
Cylinder escapement, quarter hour repeater.
Decimal watch with calendar and special escapement
Movement with lever detent escapement invented by Robert Robin
Lever escapement, quarter hour repeater
“Montre de souscription” with calendar and virgule escapementa
Straight lever escapement (attributable to Marguerite Dupont who was a watchmaker in Alençon in 1795)
Quarter andhour repeater, jumping hours device with experimental ruby verge escapement.
Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy
Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.