Technical Abstracts. October 1950. S.A. HARVALD, A. B. MURRAY, A. BETZ, K. C. BARNABY, H. HOPPE, F. WOERDEMANN, C.C. BATES, N. A. RYBTCHINSKI, P. CARROLL, W. SCHLEIF, N. GROSSMAN, C. W. MACGREGOR, T. H. ARNOLD, C. V. MILLS, A. B. EVEREST, P. H. MOREL, etc., 'Marine Engineer', 'Admiralty', 'Rubber Developments',