Scappamento ad ancora e compensazione termica
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“Rèpètition à minutes” chronometer with double-wheel duplex escapement, sold to the Spanish Princes in Valençay on 29 May 1809 for the price of 2,400 F.
Chronometer with Robin escapement
Montre a repetition des quart a toc, ruby cylinder escapement sold to Monsieur Recordon de Londres on 27 Fructidor an 10 (14 September 1802) for 1,500 FF.
Finished by son Pierre Le Roy, Sully escapement, calendar.
Josiah Emery Straight Lever Escapement Chronometer.
“Repetition à ponts” con scappamento a cilindro in rubino, venduto al generale Nicholas Joseph Maison, il 30 settembre 1807 per 1.696 FF .
“Resilient lever” lever escapement modified by Mortimer George Cole.
Month-day calendar with Poizait lever escapement large central seconds mounted in mahogany case
Monthly and weekly calendar, with virgule escapement and “diablotine”
Anonymous watch with central and auxiliary dead seconds, chicane lever escapement
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
Movement with lever detent escapement invented by Robert Robin
Repetition garde temps jumping hour, sold to M. Malotaky, second interpreter of the Turkish Ambassador, Prairial year 6 (May-June 1798), for 1,200 FF.
Made on the Houriet principle with a special dial
Central seconds, regulateur dial, cylinder escapement