Dual scale thermometer on the Houriet principle
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Hour and quarter repeater, cylinder escapement, enamel case
“Double-face” watch, monthly calendar, verge escapement, twelve- and twenty-four-hour indication.
Escapement by Paul Garnier
Revolutionary and Gregorian calendar, "virgule" escapement.
Movement with experimental verge-lever escapement.
Garde temps, rèpètition de première Classe sur les princes des chronomètre” sold to Count Mercy d’Argenteau on 28 January 1824 for 3,400 FF. Repetition of hours, quarters and half quarters, monthly calendar. Jumping hour.
“Montre de souscription”.
Escapement “pallet pin weel”
Sully's escapement
Tourbillon with rotation per minute
“Rèpètition de Première Classe” with ruby cylinder escapement, sold to an anonymous “monsieur” on 13 July 1811 for 1,728 FF, resold to Monsieur Gozzel on 22 May 1822 for 900 FF.
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
“Montre de souscription” with verge escapement.
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin