Dual scale thermometer on the Houriet principle
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George Graham lever escapement, double-dial astronomical watch, equation of time. Double face watch.
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.
Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF
Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case
"Montre a repetition des quart a toc" Robin-style anchor escapement, sold on 28 June 1793 to Monsieur Fabre Loncle.
Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.
Josiah Emery Straight Lever Escapement Chronometer.
Calendar movement with dead seconds and special cylinder escapement.
‘Montre a repetition des quart a toc’ lever escapement, monthly calendar, sold on 09 August 1792 to Monsieur Robert (Anglais) for 1800 francs “Nouveau calibre”.
"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.
Montre simple medaillon eccentrique 13 lignes ½, cylinder escapement in ruby sold to Lionel Rothschild (banker) on 31 May 1831 for 1,400 FF.
Scappamento ad ancora detent di Robin
Watch for the Turkish market, quarter-hour repeater with ruby cylinder escapement, shipped to the Maison de Russie on 23 April 1810 and sold by Moreau on 31 December 1810 for FF 1,680.
Detent Lever escapement invented by Robert Robin. Restored by Breguet.
First generation early straight line lever escapement