Which Happened First?

André-Louis Debierne

André-Louis Debierne
Image: Benjamin Couprie · Public domain · source

André-Louis Debierne was a French chemist. He is often considered the discoverer of the element actinium, though H. W. Kirby disputed this in 1971 and gave credit instead to German chemist Friedrich Oskar Giesel.

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

Who was born first?

Timeline

  1. André-Louis Debierne (this page)July 14, 1874 – August 31, 1949
  2. August KroghNovember 15, 1874 – September 13, 1949
  3. Chaim WeizmannNovember 27, 1874 – November 9, 1952
  4. Frank Elmore RossApril 2, 1874 – September 21, 1960
  5. Kiyotsugu HirayamaOctober 13, 1874 – April 8, 1943
  6. Vagn Walfrid EkmanMay 3, 1874 – March 9, 1954

Related

Play a round with Science · 19th century
André-Louis Debierne (July 14, 1874 – August 31, 1949) · Which Happened First?