Howard Walter Florey, Baron Florey, OM, FRS (24 September 189821 February 1968) was an Australian pharmacologist and pathologist who shared the Nobel Prize in Physiology or Medicine in 1945 with Sir Ernst Boris Chain and Sir Alexander Fleming for his role in the making of penicillin. Florey's discoveries are estimated to have saved over 6 million lives.Woodward, Billy. "Howard Florey-Over 6 million Lives Saved." Scientists Greater Than Einstein. Fresno: Quill Driver Books, 2009 ISBN 1-884956-87-4. Florey is regarded by the Australian scientific and medical community as one of its greatest scientists. Sir Robert Menzies, Australia's longest-serving Prime Minister, said that "in terms of world well-being, Florey was the most important man ever born in Australia".ONE DOLLAR SILVER PROOF 1998 Howard Florey. sterlingcurrency.com.au