THE TRUSTEES OF COLUMBIA UNIVERSITY

IN THE CITY OF NEW YORK TO ALL PERSONS TO WHOM THESE PRESENTS MAY COME GREETING BE IT KNOWN THAT

CORNELIS HENDRIK VAN SCHOONEVELD

HAVING COMPLETED THE STUDIES AND SATISFIED THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY HAS ACCORDINGLY BEEN ADMITTED TO THAT DEGREE WITH ALL THE RIGHTS PRIVILEGES AND IMMUNITIES THEREUNTO APPERTAINING IN WITNESS WHEREOF WE HAVE CAUSED THIS DIPLOMA TO BE SIGNED BY THE PRESIDENT OF THE UNIVERSITY AND BY THE DEAN OF THE FACULTIES OF POLITICAL SCIENCE PHILOSOPHY AND PURE SCIENCE AND OUR CORPORATE SEAL TO BE HERETO AFFIXED IN THE CITY OF NEW YORK ON THE EIGHTH DAY OF SEPTEMBER IN THE YEAR OF OUR LORD ONE THOUSAND NINE HUNDRED AND FORTY-NINE