Scappamento ad ancora e compensazione termica
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Thirty-tooth “rack lever” escapement
Double wheel verge escapement.
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.
Escapement “pallet pin weel”
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Made on the Houriet principle with a special dial
“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.
Chronometer with pivoted detent escapement sold to M. le General Cafarelli, Prèfet Maritime de Brest le 16 Messidor anno XI (5 July 1803) for 70 Louis.
Finished by son Pierre Le Roy, Sully escapement, calendar.
Republican calendar with straight lever escapement
Movement with lever detent escapement invented by Robert Robin
Turkish market watch, hour and quarter repeater with ruby cylinder escapement, translucent red enamel case, sold to Leroy in Constantinople for 2,400 FF (Breguet agent).
Quarter hour repeater movement with duplex escapement.
Twin barrel chronometer, monthly calendar with ruby lateral lever escapement
Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation