By his marriage on 8 August 1780 to Jacquette Pailhoux de Cascastel (daughter of a Conseiller souverain of Le Roussillon), he became master of the forges and formed a company to exploit the mines at Les Corbières and Le Razès under the jurisdiction of the abbey of Lagrasse with his cousin, Jean-Pierre François Duhamel, correspondent of the Académie des sciences and commissaire of Louis XVI for mines and forges.
Auguste Rodin | Jean-Luc Godard | Luc Besson | Pierre-Auguste Renoir | Jean-Luc Ponty | Jean Auguste Dominique Ingres | Auguste Renoir | Auguste and Louis Lumière | Simeon Saxe-Coburg-Gotha | San Simeon, California | Auguste Perret | Luc Plamondon | Luc-Normand Tellier | Jean-Luc Picard | Auguste Comte | Luc Longley | Jean-Baptiste-Siméon Chardin | Simeon | Luc Tuymans | Luc Soete | Luc Recordon | Jean-Luc Nancy | Dagobert Sigmund von Wurmser | Dagobert I | Auguste Escoffier | Simeon Rice | Siméon Denis Poisson | San Simeon | Luc Montagnier | Jean-Luc Grand-Pierre |