Regulators

A longcase regulator showing sidereal time by Antide Janvier, Paris, dated 1795
An Empire precision regulator by Robert Robin Fils, Paris, dated 1799
An Audience table regulator with thermometer by Antide Janvier, number 304, Paris, dated 1800

A small subscription table regulator by Antide Janvier, enamel work by Dubuisson, Paris, dated 1781
A floor standing regulator, by Pierre Jaquet-Droz, La Chaux de Fonds, date circa 1770