250th anniversary: British scientist Joseph Priestley (pictured) liberated oxygen gas,...
History · Anniversaries · Thu, August 1, 2024
1774: British scientist Joseph Priestley (pictured) liberated oxygen gas, corroborating the discovery of the element by the German-Swedish chemist Carl Wilhelm Scheele.
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Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 250 years (1774 to 2024).
- Recurs
- annual
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- Changes
- None recorded.
Sources: official schedules and published calendars, linked on every event; computed dates name their rule. Refreshed nightly.