Prospective purchasers are advised that several countries prohibit the importation of property containing materials from endangered species, including but not limited to coral, ivory and tortoiseshell. Accordingly, prospective purchasers should familiarize themselves with relevant customs regulations prior to bidding if they intend to import this lot into another country.
Baron Othon von Bourgoing Collection, Vienna, in 1905.
Baroness Eugene de Rothschild; Christie's, London, 23 June 1981, lot 100.
F. Laban, Heinrich Friedrich Füger, der Porträtminiaturist, Berlin, 1905, p. 46, no. 26, illustrated p. 31, fig. 30.
S. Humair, 'Les miniaturistes allemands', Le Figaro, 10-11 September 1983, illustrated p. 20.