Letter from Howard Walter Florey to L Kreyberg, Institute for General and Experimental Pathology, University of Oslo Had read Kreyberg's paper - has no comments on p 14 (where his own findings are quoted) - suggests additional paragraph making clear what Kreyberg thinks happens during production of stasis, if this not entirely due to leakage of plasma, leaving red corpuscles inside - invites Kreyberg to tea and lecture at the Royal Society and to dinner of the Royal Society Club on 21 March. 18 March 1963