Josiah Emery Straight Lever Escapement Chronometer.
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Straight lever escapement, quarter hour repeater
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).
Virgule escapement
"Souscription" with auxiliary minutes and seconds
Thirty-tooth “rack lever” escapement
Month-day calendar with Poizait lever escapement large central seconds mounted in mahogany case
Detent anchor escapement by Robert Robin, quarter hour repeater.
Dead independent seconds movement, cylinder escapement.
Extra-flat watch with regulator dial, lever escapement, Rèaumur thermometer.
Garde temps chronometer with going barrel started in 1823 and completed in 1857 sold to an unknown customer
Hour and quarter repeater, cylinder escapement, hunting case.
Double comma escapement (double virgule)
Built on the principle of “garde temps”, quarter and half quarter hour repeater with double wheel duplex escapement sold to Monsieur Egerston (Egerton) on 17 December 1813 for 3,000 FF .
Cylinder escapement by a pupil of Robin
Lateral lever escapement, quarter hour repeater.