Joseph Priestley: Calne, 1774 and his discovery of oxygen

Biographical video describing the circumstances which led to Priestley discovering oxygen at Bowood House in August 1774, and subsequent related writings by Lavoisier and Scheele.

Historical picture credits:
Priestley (title): Miscellaneous Items in High Demand, PPOC, Library of Congress, Public domain, via Wikimedia Commons
Lord Shelburne: Joshua Reynolds, Public domain, via Wikimedia Commons
Joseph Black: James Heath (engraver) after Henry Raeburn, Public domain, via Wikimedia Commons
Priestley (portrait) Gilbert Stuart, Public domain, via Wikimedia Commons
Carl Wilhelm Scheele: Ida Falander (1842—1927), Public domain, via Wikimedia Commons:
Antoine-Laurent and Marie-Anne Lavoisier: Jacques-Louis David, Public domain, via Wikimedia Commons
Dr. Phlogiston caricature: British Museum, NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)
Calne (black and white, ca. 1810): from Joseph Priestley in Calne by Norman Beale
Bowood House (black and white) from Joseph Priestley in Calne by Norman Beale (original drawing in colour by John Buckler in 1806)

Original literature and quotes obtained from Archive.Org