[CHÂTEAU DE LA MUETTE] Mathilde Chambard dite CAMBARDI (1828-1861) singer, mezzo-soprano. L.A.S., Vichy-les-Bains June 18, to a lady; 3 pages in-8. She writes to a close friend of Madame Érard's, asking her to come and meet her: "It is absolutely necessary that you come and spend a few days with us in Vichy [...] There are many people in Vichy and great preparations are being made for the Emperor who is arriving from the 6th to the 8th July. We think we will stay in Vichy until July 25. [A thousand compliments to Monsieur and Madame Érard and to Madame your mother.