Folders C.178-C.183: Copies of reports entitled 'Ministry of Supply, Penicillin Production Control...Technical Papers Received from USA', 1942-1945. The material includes various different series of reports which were found in a mostly disarranged state. Sequences have been re-constructed where identification was possible. Included at C.179 is a carbon copy of a typescript by Ernst Chain entitled 'Brief account of the circumstances which led to the discovery of the…