Stephen Hales

Stephen Hales was an English clergyman who made major contributions to a range of scientific fields including botany, pneumatic chemistry and physiology. He was the first person to measure blood pressure.

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

Who was born first?

• Stephen Hales was born 3 years after Jethro Tull
• Stephen Hales was born 5 years before John Hadley
• Stephen Hales was born 5 years before Johann Friedrich Böttger
• Stephen Hales was born 8 years before Johann Maria Farina
• Stephen Hales was born 8 years before Bartolomeu de Gusmão

Timeline

1. Jethro TullMarch 30, 1674 – February 21, 1741
2. Stephen Hales (this page)September 17, 1677 – January 4, 1761
3. Johann Friedrich BöttgerFebruary 4, 1682 – March 13, 1719
4. John HadleyApril 16, 1682 – February 14, 1744
5. Bartolomeu de GusmãoDecember 18, 1685 – November 19, 1724
6. Johann Maria FarinaDecember 8, 1685 – November 25, 1766

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