temps par les horloges, 1802 ; Supplément au Traité des montres à Longitudes avec appendice contenant la notice ou indication des principales recherches ou des travaux faits par Ferdinand Berthoud sur divers parties des machines qui mesurent le temps depuis 1752 à 1807, 1807. Exhibition: An exhibition dedicated to Berthoud, entitled Ferdinand Berthoud horloger du roi1, was held at the International Museum of Horology in La Chaux-de-Fonds in 19849, and at France's National Naval Museum from 17 January 1985 to 17 March 1985. Ferdinand Berthoud's work is also permanently on display in a large number of museums in various countries worldwide, in particular at France's National Conservatory of Arts and Crafts, the International Museum of Horology in Switzerland, and the British Museum in London. Notes and references Notes Ferdinand Berthoud is mentioned in the comedy film Les Tontons flingueurs ('Crooks in clover') when Antoine Delafoy's father asks for the hand of Ferdinand's niece. He sees a clock in the living room and exclaims, "Oh! Late eighteenth century, by Ferdinand Berthoud." References Sources F.A.M. Jeanneret and J.-H. Bonhôte, Biographie neuchâteloise, volume 1, Le Locle, Eugène Courvoisier, 1863, p. 32–45. Bruno de Dinechin, Duhamel du Monceau. Connaissance et mémoires européennes, 1999 () See also Bibliography Patrick Cabanel, "Ferdinand Berthoud", in Patrick Cabanel & André Encrevé (dir.), Dictionnaire biographique des protestants français de 1787 à nos jours, volume 1: A-C, Les Éditions de Paris Max Chaleil, Paris, 2015, p. 268–269 () Ferdinand Berthoud (1727-1807). Horloger mécanicien du roi et de la marine, International Museum of Horology, La Chaux-de-Fonds; National Navy Museum, Paris, 1984, 343 p. Related articles John Harrison History of watchmaking Louis Berthoud Pierre Le Roy People from Neuchâtel 1727 births 1807 deaths Clockmakers French watchmakers (people) French scientific instrument makers Fellows of the Royal Society Contributors to the Encyclopédie (1751–1772) Chevaliers of the Légion d'honneur People from Val-de-Travers District