Scottish bacteriologist (1881–1955) who shared the 1945 Nobel Prize in Medicine for his role in the discovery and isolation of penicillin. ALS, one page, 5.5 x 7.25, Hotel Ritz, Barcelona letterhead, June 1, 1948. Fleming writes to Professor Slarkie. In full: “Thanks for your letter. I will do my best to obey orders in Madrid.” Fleming journeyed to Spain in 1948 to receive the Grand Cross of Alphonse X the Wise for his scientific achievements. In fine condition. R&R COA.