Andrè Hessèn

Julien Le Roy n.4073 finished by his son Pierre Le Roy

Hour and quarter repeater with verge escapement

Griebel Paris rue Vivienne 13

Quarter and half quarter hour repeater with ruby ​​cylinder escapement no. 255.

Robert Robin, Joseph Thaddeus Winnerl

Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin

Antoine Tavan

Movement with experimental lateral lever escapement in the Robin style.

Breguet n.685

“Montre de souscription a tact” sold to the brother of the Spanish Consul (Monsieur de la Serna) in Vendemiaire year X (1802) for 1,100 FF.

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

Anonymous n.14988

“Montre de souscription” with verge escapement.

Lambert, Elève de Robin n. 903

First generation early straight line lever escapement

Pèrusset, Elève de Breguet

Dead seconds chronometer with in-line straight lever escapement.

Martin Boeck Wien, n. 34

“Montre de souscription” with double wheel duplex escapement. Watch published in George Rigot's book: “Montres de souscription et a tact de Breguet“ ed.2017

Breguet et Fils Hor.ger de la marine Royale n.3020

"Repetition demi quart sur timbres” with lever escapement on the “garde temps” principle, hunter case with secret “portrait” compartment, “jumping hours” device sold to Count Panin on 11 June 1821, for FF 4,800, reentered, restored and resold with number 4931 to Monsieur Lacroix of Turin on 16 May 1831 for 4800 francs.

Andrè Mery n.502

Movement with lever detent escapement invented by Robert Robin

Breguet, n.4763

« Simple garde-temps, arbre percé 20 lignes échappement ancre” sold to Monsieur de Bignon 11 March 1858.

Anonymous

Robin's lever detent escapement of special shape

Breguet, n.156

"Montre a repetition des quart a toc" Robin-style anchor escapement, sold on 28 June 1793 to Monsieur Fabre Loncle.