Letter from Adelbert von Chamisso to Louis de La Foye (probably Coppet, May or June 1811). Ed. by Anna Busch, Sabine Seifert. Prepared by Lena Ebert. In: "Letters and texts: Intellectual Berlin around 1800". Ed. by Anne Baillot. Berlin: Humboldt-Universit├Ąt zu Berlin. http://www.berliner-intellektuelle.eu/manuscript?Brief048ChamissoandeLaFoye. Last modified: 27 April 2015.