by Theodora Kroeber ; with a foreword by Lewis Gannett. by Theodore Dreiser ; with an afterword by Irving Howe. Walter Greiner ; with a foreword by D.A. Bromley. by Reta C. Moser ; with a foreword by Bill M. Woods. by Sydney F. Page ; with a foreword by W. E. Walters. by F. C. Orchard, with a foreword by H. C. Harland. by J.S. Marsh ; with a foreword by John Johnston. by H.J.J. Braddick ; With a foreword by P. M. S.Blackett. by Sidney Jefferson ; with a foreword by Henry Seligman. Klaus Zwerger ; with a foreword by Valerio Olgiati.