Honore Alphonse Joseph pieters. With the collaboration of J. W. Creyghton. Sir Hugh Ford ; part IV with the collaboration of J. M. Alexander. Georg Joos ; with the collaboration of Ira M. Freeman. Theodore M. Bernstein, with the collaboration of Jane Wagner. by D. W. van Krevelen, with the collaboration of P. J. Hoftyzer. by Georg Joos ; with the collaboration of IRA M. Freeman. by Georg Joos, with the collaboration of Ira M. Freeman. William Fulton ; notes written with the collaboration of Richard Weiss. William A. Hachten ; with the collaboration of Harva Hachten.