Certificates, 1912-1985

Royal warrants of appointment to J. Rosenbaum from the royal court of Greece, 1912 and 1932; appointments of J. Rosenbaum as the official antiques dealer to the German royal court, 1913 and 1918; membership certificate from the Art Dealers Association of America, Inc., 1965; National Antique & Art Dealers Association of America Inc. membership certificates, 1971 and 1985; The Art & Antique Dealers League of America, Inc. and the National Antiques & Art Dealers Association of America, Inc. Commendation for Gerald Stiebel, 1974