G. Raymond Rettew

Granville Raymond Rettew (April 19, 1903 – June 24, 1973), known as G. Raymond Rettew, was an American chemist and mushroom spawn cultivator from Pennsylvania who pioneered the mass production of penicillin, the world’s first antibiotic. His methods helped save the lives of tens of thousands of wounded American and Allied troops during World War II.

Early life and education Rettew was born in West Chester to parents Granville L. and Jane (Liggett) Rettew. He studied chemistry at the University of Delaware and transferred to Swarthmore College, where he flunked mandatory German classes and never received his degree. He worked briefly at his father's law firm and at a root beer manufacturer.

Personal life Rettew died on June 24, 1973, at his Pocono Lake Preserve home. His wife, Helen (Divine) Rettew, survived him.

Publications