Verge escapement, enamelled case decorated with diamonds and pearls
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Quarter-repeating watch, enamelled case decorated with diamonds and pearls, formerly belonging to Queen Catherine of Württemberg, wife of Jérôme Bonaparte.
Scappamento ad ancora detent di Robin
Double comma escapement (double virgule)
Quarter-repeating watch with an experimental duplex-cylinder escapement, presented to Dupont de l’Eure in 1818, magistrate and politician.
Cylinder escapement, quarter hour repeater.
"Souscription" with auxiliary minutes and seconds
Elève de Winnerl, chronometer with lever escapement.
Detent anchor escapement by Robert Robin, quarter hour repeater.
Quarter hour repeater by touch with special cylinder escapement.
Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.
Virgule escapement
Movement with “à pattes d'ecrevisses” (crab leg) escapement
Straight lever escapement, quarter hour repeater
Decimal clock watch with hour and half-hour striking (duodecimal), moon phase, verge escapemen
Hour and quarter repeater and alarm with cylinder escapement.