Charles Glover Barkla (7 June 1877 – 23 October 1944) was a British physicist who received the Nobel Prize in Physics in 1917 for his discovery of characteristic X-rays.
HistoryLayer draws the world as it was in any year from 123,000 BCE to
2026. Move the slider and the borders redraw for that year; the map
carries 23,890 events, 12,790 people, 837 wars and 13,183 cities, each
one readable in place. Signing in is optional and lets you keep what
you find.