Sir Alexander Fleming 1881-1955 discovered penicillin in the second storey room above this plaque

Nick Harrison on Flickr
Megalit on Wikimedia Commons
Glyn Baker on Geograph
Nick Harrison on Flickr
Nick Harrison on Flickr
Nick Harrison on Flickr
Nick Harrison on Flickr
Megalit on Wikimedia Commons
Nick Harrison on Flickr
Nick Harrison on Flickr