[Deluxe paper samples created for Prince Otto von Bismarck on the occasion of his birthday]

Portfolio of paper samples created for Otto von Bismarck for his 70th birthday. The portfolio includes 18 sheets of paper (10 light blue, 8 cream) with an elaborate watermark featuring a central medallion with portrait of Otto von Bismark surrounded by an oak and laurel wreath, the text "Seiner Durchlaucht dem Fuersten Bismarck Kanzler des Deutschen Reiches ehrfurchtsvoll gewidmet" is split around the medallion with the papermaker's name beneath. To the upper left is an estuchon with the oak leaf and trefoil arms of the House von Bismarck and to the right the Imperial arms. In the lower left and right, respectively, are the dates 1835 and 1885. The whole design is surrounded by an ornamental border. The portfolio is elaborately bound in cuir-ciselé over heavy wooden boards. The design on the front cover features von Bismarck's crest and motto "In trinitate robur" in the center surrounded by an elaborate border including the dates 1815, 1835, 1863, 1866, 1867, 1871, and 1885; the rear cover with the Imperial arms. Inside front board with a dark green moiré silk doublure surrounded by gilt dentelle and inset with an illustration of the facilities of the Patentpapierfabrik Penig und Beiwerke by the Giesecke & Devrient typografisches Institut. The interior of the rear cover features gilt trefoil decorated papers with three flaps (to hold the paper samples in place), the outer portion of which is covered with green moiré silk.