David Louis Huguenin Neuchatel, n.397

Thomas Engel Aesch Luzern

“In homage to A.L. Breguet”, chronometer with thermometer, weekly calendar and power reserve.

Breguet, n.1593

“Repetition à ponts” con scappamento a cilindro in rubino, venduto al generale Nicholas Joseph Maison, il 30 settembre 1807 per 1.696 FF .

Recordon London, attribuibile a J.F. Houriet

Chronometer with Earnshaw spring detent escapement, spherical balance spring.

Lambert, Elève de Robin

Chronometer with lever escapement.

Robin a Paris n.22940

Small sized watch, cylinder escapement, enamelled case

James Houghton Ormskirk, n.540

“Club footed” verge escapement.

Mugnier, Horloger de l’Empereur et du Roi à Paris, n.795

Quarter hour repeater, grand sonnerie clock watch, Robin detent lever escapement

Pèrusset, Elève de Breguet

Dead seconds chronometer with in-line straight lever escapement.

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

Janvier fils à Paris en 1805

First generation French lever escapement movement

Breguet, n.2644.

Montre a répétition de quart, a grand second d’un coup, sur le principes de chronomètre.

Guiot a Paris n.1196

Watch presented by Napoleon Bonaparte to Jean Joseph Gauthier on 21 Floréal Year VII (May 10, 1799), verge escapement

Hilaire Basserau Palais Royale n.365

Hour and quarter repeater with double wheel duplex escapement, snap calendar, engraved equation of time

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.

Robert Robin, Horloger du Roi, n.59

Lever escapement and thermal compensation