F.262 Enc.4. COMBINED INTELLIGENCE PRIORITIES COMMITTEE REPORT BY CHAIRMAN. WORKING PARTY "D" 1. For convenience the working party met in three sections covering:(i) Explosives and General Chemicals; (ii) Metallurgical Items; (iii) Medical Items. Each section met once, a few outstanding matters being cleared up by correspondence. 2. Apart from official representatives of the British and American Services, Ministries and Agencies involved, the Medical Section was assisted by the presence at its meeting of Dr.