Sheehan, John Clark
Born: 1915 AD
Died: 1992 AD, at 77 years of age.
Nationality: Unknown
Categories: Authors, Physicians
Died: 1992 AD, at 77 years of age.
Nationality: Unknown
Categories: Authors, Physicians
US chemist and inventor
professor of chemistry at Massachusetts Institute of Technology 1946-1992
inventor of semi-synthetic penicillin
Page last updated: 2:08pm, 25th Jul '06
