Organic philosopher and chemist observed for the discovery of oxygen, isolating it in its gaseous state. He founded the Theological Repository in 1768 to improve theological questions within an open up forum. He released THE ANNALS and CURRENT STATE of Power in 1767. He wedded Mary Wilkinson on June 23, 1762. That they had a little girl on Apr 17, 1763. He frequently conversed with Thomas Jefferson.