Copy D C Martin, Assistant Secretary, Royal Society, to Dr B Katz, Biophysics Research Unit, University College London The Head Committee have agreed that he (Katz) may charge the expenses of his visit to Plymouth to his maintenance grant, but Martin is unable to give a more general ruling as the committee feel that such charges should not be automatic. Also informing him that the committee have agreed to designate him 'Henry Head Research Fellow' for the duration of his appointment 5 January 1948