Dipl. -Ing. G. Hellenthal - Böcker

Av Professor Dr.-Ing. e. h. O. Bauer, Professor Dr. Dr.-Ing. e. h. L. Beck, Ing. Georg Buzek, T. Cremer, Dr.-Ing. K. Daeves, Dr.-Ing. K. Dornhecker, Dr.-Ing. R. Durrer, Obering. M. Escher, Dipl.-Ing. G. Fiek, Professor Dipl.-Ing. G. Hellenthal, Oberbergrat J. Hornung, Ing. C. Irresberger, Professor Dipl.-Ing. U. Lohse, Professor Dr.-Ing. P. Oberhoffer, Dr.-Ing. M. Philips, Dr.-Ing. E. Schüz, Dr.-Ing. C. Schwarz, Dr.-Ing. A. Stadeler, Dr.-Ing. R. Stotz, Obering. L. Treuheit, Dipl.Ing. S. J. Waldmann, Ingenieur Fr. Wernicke, Professor A. Widmaier, Dipl.-Ing. H. Witte, Professor Dr -Ing E. H. O. Bauer, Professor Dr Dr -Ing E. H. L. Beck, Professor Dr Bauer, Professor Dr Dr Beck, -Ing. e. h. O. Bauer, Dipl. -Ing. G. Hellenthal, Dipl. -Ing. U. Lohse, -Ing. P. Oberhoffer, -Ing. M. Philips, -Ing. E. Schüz, -Ing. C. Schwarz, -Ing. A. Stadeler, -Ing. R. Stotz, -Ing. e. h. L. Beck, Dipl. Ing. S. J. Waldmann, A. Widmaier, Dipl. -Ing. H. Witte, -Ing. K. Daeves, -Ing. K. Dornhecker, -Ing. R. Durrer, Dipl. -Ing. G. Fiek

Häftad, Tyska, 1927