Andrè Hessèn

Breguet et Fils , n. 1474

“Montre de souscription” case n.918 sold au freres Chaudoir 20 Nivose an 13 (10 Janvier 1805)

Guillarmod Frères

Self-winding hour and quarter repeater with pedometric oscillating mass, cylinder escapement.

Le Roy Charles Bazile au Palais Royale 88 à Paris n. 3568

Hour and quarter repeater with cylinder escapement.

Robert Robin a Paris, n.42

Side lever escapement.

Annual calendar with manual equation of time, thermometer (Bongrand system)

David Louis Huguenin Neuchatel, n.397

Dead seconds watch with detent escapement

Breguet, n.247 nouvelle series.

"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.

Gregson Jean Hor. Du Roy

Virgule escapement

Cayetano Sanchez

Josiah Emery Straight Lever Escapement Chronometer.

Antoine Blondeau, rue de la Paix 19, à Paris, n. 369

“Montre de souscription”.

Julien Le Roy, orologio “double face”

“Double face”, hour and quarter repeater, monthly calendar, centre seconds, early cylinder escapement.

Andrè Mery à Paris n.163

Detent anchor escapement by Robert Robin, quarter hour repeater.

Breguet, n.1689

“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.

Vacheron & Constantin Genève n.10313

Hour and quarter repeater and alarm with cylinder escapement.

Pierre François Le Roy

Hour and quarter touch repeater with Debaufre escapement modified by Pierre Le Roy, enamelled case.