Boni and Feilchen. The Collector and His Dealer in: Remarques Impressionists: Art Collecting and Art Dealing in Exile, Vandenhoeck & Ruprecht, Göttingen 2013, p. 14-53. The Remarque Collection of Fine Art, in: ibid. p. 161ff. Posted Thursday May 11th, 2017 by Ehud Neuhaus