Otto Fürst of Bismarck. Grand award certificate of the Grand Cross of the Order of Knights of San Marino to Fürst Otto v. Bismarck. Italian certificate on parchment paper. San Marino, May 22, 1872. 43 x 28.5 cm. With painted coat of arms of San Marino and initial "A", both in gold and colors. Single page. In black pen on 1 double sheet. Without cover. Very beautiful parchment certificate, the initial is designed in the style of a medieval handwriting. The number of recipients of the Grand Cross is limited to 50 in the statutes of the order. With a paper-covered seal and signed by the Capitani Reggenti Giuliano Belluzzi and Pietro Berti. Paper is slightly wavy and a little aged.