Letter, from Henry Oldenburg to Robert Boyle, dated at London Has received his first letter from a foreign correspondent since his release from prison and mentions that the French have been carrying out various dissections; concerning transfusion experiments and would like to see the consequences of injecting dogs with 'oile of sulphur' and 'oyle of tartar'; wishes to print Boyle's experiments on 'heat and flame' to encourage others to make similar experiments and would like his treatise 'on Formes'; details of political developments in Europe 17 September 1667