Which Happened First?

Stephanie L. Kwolek

Stephanie L. Kwolek
Image: Staff photographer · CC BY-SA 3.0 · source

Stephanie Louise Kwolek was a Polish-American chemist known for inventing Kevlar. Her career at the DuPont company spanned more than 40 years.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Helen Murray FreeFebruary 20, 1923 – May 1, 2021
  2. Jack KilbyNovember 8, 1923 – June 20, 2005
  3. Stephanie L. Kwolek (this page)July 31, 1923 – June 18, 2014
  4. Uziel GalDecember 15, 1923 – September 7, 2002
  5. Humberto Fernández MoránFebruary 18, 1924 – March 17, 1999
  6. Yvonne BrillDecember 30, 1924 – March 27, 2013

Related

Play a round with Technology · 20th century
Stephanie L. Kwolek (July 31, 1923 – June 18, 2014) · Which Happened First?