Reverse hour-quarter repeater (pull)
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Movement with particular Pouzait lever escapement, quarter hour repeater
“Montre de souscription”.
“Compteur militaire” cylinder escapement 84 divisions
"Souscription" with auxiliary minutes and seconds
Quarter hour repeater by touch with special cylinder escapement.
Cylinder escapement, quarter hour repeater.
Republican and Gregorian calendar, lever escapement by J.M. Pouizait, skeletonized movement.
Detent anchor escapement by Robert Robin, quarter hour repeater.
Movement with lever detent escapement invented by Robert Robin
Quarter hour repeater clock watch, verge escapement.
Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time
Hour and quarter repeater, cylinder escapement, enamel case
Thirty-tooth “rack lever” escapement
Finished by son Pierre Le Roy, Sully escapement, calendar.