Description | Has tested Rake's mould against their own - gives details of results - gives details of present procedure for producing penicillin - things going quite well on production side - may get better product by only removing the brew once - one of standards he brought back has not lost activity although 6 months old - Believes Wintrobe Co had some connection with German firms - hopes moyer will give information to Heatley - off Merck cannot grow mould. |