Which Happened First?

Euphemia Haynes

Euphemia Haynes
Image: Unknown photographer · Public domain · source

Martha Euphemia Lofton Haynes was an American mathematician and educator. She was the first African American woman to earn a PhD in mathematics, which she earned from the Catholic University of America in 1943.

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

Who was born first?

Timeline

  1. André-Louis DanjonApril 6, 1890 – April 21, 1967
  2. Euphemia Haynes (this page)September 11, 1890 – May 25, 1980
  3. Jaroslav HeyrovskýDecember 20, 1890 – March 27, 1967
  4. Paul ScherrerFebruary 3, 1890 – September 25, 1969
  5. Ronald FisherFebruary 17, 1890 – July 29, 1962
  6. William Lawrence BraggMarch 31, 1890 – July 1, 1971

Related

Play a round with Science · 19th century