Meeting Minute of the 148th Regional Transfusion Directors Meeting held on 26 September 1973, at the Department of Health and Social Security, re donors in prisons and Borstals, the incidence of antigenaemia not detectable by IEOP likely being higher than among the general population, a report on prisoner donors motivations, Quality Control, RTC Staff, Re-organisation of NBTS, Supply of blood for purposes other than transfusion, Australia Antigen, Anti-D immunoglobulin, Observations in naturally and deliberately immunised donors. Also contains, provision of plasma or serum to be used as a biochemical reagent, quality control as applied to blood group serology, reorganization of NBTS, national panel of donors of rare blood types, anti-D immunoglobulin. Chairman Dr. W. d A. Maycock. Attendees Dr. S. Murray, Dr. L. A. D. Tovey, Dr. C. C. Bowley, Dr. J. Darnborough, Dr. T. D. Davies, Dr. W. J. Jenkins, Dr. K. Ll. Rogers, Dr. J. Grant, Dr. G. H. Tovey, Dr. B. Bevan, Dr. G. W. G. Bird, Dr. F. Stratton, Dr. D. Lehane, Dr. D. S. Smith, Dr. K. L. G. Goldsmith, Dr. A. E. Bell, Dr. H. B. M. Lewis, Colonel. T. E. Field, Dr. S. L. Waiter, Dr. M. A. Buttolph, Mr. W. A. Walters, Mr. R. H. Hanson