Dual scale thermometer on the Houriet principle
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Dead seconds chronometer with in-line straight lever escapement.
“Montre de souscription”.
Navigation chronometer with sidereal time indication.
“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
Cylinder escapement by a pupil of Robin
“Montre de souscription” case n.918 sold au freres Chaudoir 20 Nivose an 13 (10 Janvier 1805)
"Montre simple” N.3707 sold to Monsieur Furchy Notaire on 31 June 1822 for 1140 FF.
Souscription watch
Chronometer made by Joseph Thaddeus Winnerl on a movement by Robert Robin
Quarter hour repeater with double wheel duplex escapement.
Hour and quarter repeater with verge escapement
Made on the Houriet principle with a special dial
Hour and quarter repeater, mustache lever escapement
Quarter and half quarter hour repeater with ruby cylinder escapement no. 255.