Edited by M. M. Frocht. edited by C. H. Gooch. edited by T. E. Brock. edited by T.E. Brock. edited by I. Troch. edited by H. Gaffron. edited by M. Cyrot. edited by P. R. Lichtlen. edited by Wm. S. Spector. edited by M. L. Wolfrom.