Roederer, "Oeuvres," vol. iii., p. 303. He was the go-between for Bonaparte and Sieyès.
See the "Souvenirs" of Mathieu Dumas for the skilful manner in which Bonaparte gained over the services of this constitutional royalist and employed him to raise a body of volunteer horse.
"Lettres inédites de Napoléon," February 21st, 1800; "Mémoires du Général d'Andigné," ch. xv.; Madelin's "Fouché," p. 306.
"Georges Cadoudal," par son neveu, G. de Cadoudal; Hyde de Neuville, vol. i., p. 305.