Sheehan, John C. <br/><br/>
The enchanted ring  the untold story of penicillin 
John C. Sheehan 
 - Cambridge, Mass  MIT Press  c1982 
 - xvi, 224 p., [8] p. of plates  ill.  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Penicillin--History
<br/><br/><label>Dewey Class. No.: </label>615  / .32923