Beschreibung:

[Fleming, Sir Alexander.]--Penicillium Notatum. AN IMPORTANT EARLY SPECIMEN OF THE MOULD WHICH PRODUCES PENICILLIN mounted on paper under glass (50mm. diameter) sealed with fabric tape with a note in blue ink ("P. Notatum 7 days modified Czapek Dox") and a further note ("C E Coulthard Alexander Fleming") in a different hand on the reverse [together with:] a letter signed by Fleming to C.E. Coulthard agreeing to sponsor his application to the Royal Society of Medicine, 1 page, 8vo, 25 October 1945, 18 other letters to Coulthard and related documents concerning his work during World War I in bacteriological laboratories in Alexandria and elsewhere, and subsequent work for Boots, and also 7 letters and documents relating to other members of the Coulthard family, all mounted on loose pages from an album [also with:] C.E. Coulthard, "Notes on the History of the Bacteriological Laboratories and other Departments of Boots Pure Drug Co. Ltd with special reference to the Research and Fine Chemical Departments Reminiscences of Retail and Army (1915-1919) Experiences", undated [c.1955] mimeograph typescript in green cloth