Posted by Arthur on October 1, 2015, 8:53 am, in reply to "Re: Ah! The banner"
The museum in the castle of Arenenberg, in Switzerland, displays this opal parure, which belonged to Hortense de Beauharnais (daughter of Empress Josephine and of her first husband Alexandre de Beauharnais, wife of Louis Bonaparte, King of Holland, and mother of Emperor Napoleon III):