Printer's mark of the Leiden printer Johan Arnold Langerak, depicting Minerva presenting a bull with accompanying badges of honor to a young man. The Fame is flying above it. In the background a river god. Around the oval the motto 'Virtute ac studio per orbem Fama perpetitia comparatur'. Thereforeheem oak and olive branches and four arms, including that of the city of Leiden. On a banderole the name of Langerak. In the frame a fasces, scales, measuring instruments, an alambic, a snake, books with texts from classical antiquity and the portraits of Justinian and Hippocrates. Within the frame, in letterpress, the title of the dissertation on which Johannes Mol was awarded his doctorate in both laws on June 9, 1716, at the University of Leiden under the authority of rector magnificus Franciscus Fabricius: Johannes Mol, Disputatio juridica inauguralis de pactis antenuptialibus, 1716, print maker: B. van Zijl, (mentioned on object), publisher: Johan Arnold Langerak, (mentioned on object),