Keywords: Tughra of Mehmed I.JPG Tughra i e seal or signature of Mehmed I Sultan of the Ottoman Empire 1413-1421 An explanation of the different elements composing the tughra can be found http //www tugra org/okunus/pages/05 htm here Egypt State Information Service http //www sis gov eg/PDF/Ar/History/0809000000000000210002 pdf The original PDF document from which this tughra was cropped is also hosted on Commons File Tughras pdf Unknown court calligrapher Published and used between 1413 and 1421 on all Ottoman official documents and coins PD-Ottoman signature Mehmed I Tughras from Egypt State Information Service Files uploaded by BomBom |