Letter from A G Sanders, President, British Microcirculation Society to Howard Walter Florey Comments on draft Constitution and rules for an International Microcirculation Society, sent out by Professor Harders to Hon Members and the Executive Committee of the European Society - says draft was sent independently by the British Committee who wanted opinions about the formation of an International Society - Executive Committee of European Society will meet on 26 June - apologizes on behalf of the British Society for putting Harders' name on ballot form and associating Harders with a proposal of which he does not approve - invites comments. 8 June 1966