by Mendel Sachs ; with a foreword by Clive Kilmister. by J.S. Marsh ; with a foreword by John Johnston. by Sydney F. Page ; with a foreword by W. E. Walters. Thomas M. Masters ; with a foreword by Janice M. Lauer. Patrick Kenis ; with a foreword by Philippe C. Schmitter. by I.G. Kesaev. With a foreword by Jerome Rothstein. by Sidney Jefferson ; with a foreword by Henry Seligman. Brendel Rolf ; with a foreword of A. Goetzberger. Brendel Rolf; with a foreword of A. Goetzberger. E. M. H. Lips, with a foreword by G. V. Stabler.