Which Happened First?

Barbara Askins

Barbara Askins
Image: NASA · Public domain · source

Barbara S. Askins is an American chemist. She is best known for her invention of a method to enhance underexposed photographic negatives. This development was used extensively by NASA and the medical industry, and it earned Askins the title of National Inventor of the Year in 1978.

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

Who was born first?

Timeline

  1. Barbara Askins (this page)1939 – present
  2. Jean-Marie LehnSeptember 30, 1939 – present
  3. Peter GoldreichJuly 14, 1939 – present
  4. Sidney AltmanMay 7, 1939 – April 5, 2022
  5. Sumio IijimaMay 2, 1939 – present
  6. Susumu TonegawaSeptember 5, 1939 – July 11, 2026

Related

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