Walthan modello 1883 18s.

Attributable to Dubois et Fils n.3067

Quarter hour repeater and calendar with Debaufre escapement modified by Pierre Le Roy

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

Quarter hour repeater with lateral lever escapement

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

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

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).

Olivier Quartier Le Locle

Escapement by Paul Garnier

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

Julien Le Roy n.4905

Finished by son Pierre Le Roy, Sully escapement, calendar.

Robert Robin, Joseph Thaddeus Winnerl

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

Jean-Moïse Pouzait a Geneve

Month-day calendar with Poizait lever escapement large central seconds mounted in mahogany case

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

Breguet et Fils, n.610

Compteur a pointage, nouveau modele chronographe a encre, sold at the College de France for 350 FF

Joseph Feune, Delemont Swiss

Escapement “pallet pin weel”

Cayetano Sanchez

Josiah Emery Straight Lever Escapement Chronometer.

Hubert Sarton n. 5019

Cylinder escapement

Robin a Paris (Nicolas Robert-Jean Joseph?) n.10838

Central seconds, regulateur dial, cylinder escapement