Anonymous French

Andrè Mery n.502

Movement with lever detent escapement invented by Robert Robin

Janvier fils à Paris en 1805

First generation French lever escapement movement

Robert Robin, Horloger du Roi, n.44

Scappamento ad ancora e compensazione termica

Vacheron & Constantin Genève n.10313

Hour and quarter repeater and alarm with cylinder escapement.

Robert Robin a Paris n.398.

Hour and quarter repeater, verge escapement, enamelled case.

Breguet, n.156

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

Charles Oudin, Elève de Breguet Palais Royal, n. 65

“Montre de souscription” with double wheel duplex escapement

Olivier Quartier Le Locle

Escapement by Paul Garnier

Robin a Paris (Jean Joseph) n.599

Verge escapement

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

Urban Jürgensen n.696

Quarter hour repeater with double wheel duplex escapement.

Breguet apocrifo, n. 570

“Montre de souscription”.

Hahn H.ger Mecanicien n.483 Rue Helvètius 63 Paris

Quarter hour repeater with lateral lever escapement

F.res Veigneur a Geneve

Tide indicator, enamelled dial, cylinder escapement.

Anonymous Swiss craftsman

Tourbillon with rotation per minute