 The collections total over 4,000 works and their core derives from confiscation of Church property at the time of the French Revolution as well as seizures of the private collections of emigrés, in Toulouse notably the paintings of the cardinal de Bernis and Louis-Auguste le Tonnelier, baron de Breteuil.The museum's church even houses an organ built in 1981 by Jürgen Ahrend when Denis Milhau was director of the musée between 1963 and 1994.The French schools of the 15th to 18th centuries are represented by Philippe de Champaigne, Louise Moillon, Valentin de Boulogne, Sébastien Bourdon, Jacques Stella, Pierre Mignard, Jean Jouvenet, Hyacinthe Rigaud, Nicolas de Largillierre, Jean-François de Troy, Pierre Subleyras, Jean-Baptiste Oudry, Claude Joseph Vernet, Élisabeth-Louise Vigée-Lebrun, Pierre-Henri de Valenciennes, Antoine-Jean Gros and Jean-Antoine Houdon, as well as painters from Toulouse and its region, such as Nicolas Tournier, Antoine and Jean-Pierre Rivalz, François de Troy and Joseph Roques.