Letter from Howard Walter Florey to E T C Spooner, London School of Hygiene and Tropical Medicine, Keppel Street Question of help with simplification of large scale isolation of cephalosporin C is urgent - Glaxo began production in August, review situation in November - likely to give up unless technical problems solved by then - December committee meeting too late - says Spooner may contact Kelly but he does not want Abraham's and Newton's memo to go to Clevedon - comments on this and on need for Committee's support. 4 October 1956