Blog's background tiled image is of the oppressive walls of CUMC circa 1928

I am trying to think of visual ways to convey the sheer unexpectedness of the wartime triumph of Manhattan natural penicillin.

What tab-dropping novelist would ever dare suggest that the attempts to create artificial penicillin blossomed in Oxford University's leafy green setting while the successful effort to bring naturally grown penicillin to the world's dying would emerge from Gotham's concrete jungle ?