Vacheron & Constantin Genève n.10313

Blondeau Antoine horloger du Roi , rue de la Paix 19, à Paris, n. 1634-24720.

Twin barrel chronometer, monthly calendar with ruby lateral lever escapement

Lechopie a Paris n.1292

Experimental verge escapement

Breguet, n.2107/1385

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.

Breguet, n.104

‘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”.

Louis Tavernier, Paris Rue de la Loi, n.K+B 552

Chronometer with quarter hour repeater and calendar, pivoted detent escapement with experimental thermal compensation

Breguet, n.2492

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).

Breguet et Fils, n. 2004

“Montre de souscription”, with reverse caliber sold to Monsieur Manu on 1 May 1810 for 600 Francs

Anonymous decimal French Revolution

Decimal watch with double time indication on a 24-hour basis, verge escapement, enamelled case

Vaucher Freres n.10345

Particularly shaped side lever escapement, complete calendere, hour-quarter repeating

Thermometer attributable to Courvoisier n.625

Made on the Houriet principle with a special dial

Breguet, n.4326

"Rèpètition de première Classe sur les Principes des Chronomètres", calendar, ruby lever escapement, hour, quarter and half-quarter repeater, sold to M. le Professeur Shumacher, on 23 February 1829 for 3,200 FF.

Frederik Jürgensen Kiőbenhavn (Copenhagen)

Cylinder escapement.

Robin a Paris (Jean Joseph),

Monthly and week calendar, with central seconds, verge escapement.

Anonymous Swiss craftsman

Tourbillon with rotation per minute

Breguet, n.3610

Montre simple a deux aguilles a secondes sien 140 boite en or n.2429 envoyé a Melin de Londres en cadeau pour le prix de 1030 FF le 11 mai 1821. (la n.140 Montre simple à secondes, boîte d’or Vendue le 9 frimaire an 5 (29 novembre 1796) à Monsieur Lavillete 576 FF.)