Side lever experimental escapement
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Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
“Montre de souscription”.
Repetittion a cuvette ruage 4269 en or 742 Gros, vendu au General Moreau le 2 octobre 1810 au prix de 1800 FF
Dead seconds chronometer with in-line straight lever escapement.
Robin's lever detent escapement of special shape
Quarter hour repeater clock watch, verge escapement.
Scappamento ad ancora e compensazione termica
“Montre simple” in the style of Breguet.
“Compteur militaire” cylinder escapement 84 divisions
“Medaillon a tact” n.3227 sold to Jérôme Bonaparte, brother of Napoleon, King of Westphalia.
Cylinder escapement watch formerly belonging to Louis Bonaparte (1778–1846), brother of Napoleon, King of Holland, and passed down within the Imperial dynasty.
“Montre petit medaillon simple, 13 lignes, pierced arbor, gold case with revolving back, no. 3261, moon phase, lever escapement”. Sold on 02 April 1814 to His Majesty the Emperor of Russia (Alexander I) for the sum of 2,400 francs.
Verge escapement
"Montre simple plate excentrique nouveau calibre 16½ lignes échapt cilindre, cadran émail” sold to Monsieur Benardaky on 01 luglio 1850 at prize of 1200 FF.
Revolutionary and Gregorian calendar, "virgule" escapement.