Dr. Archibald Pitcairne and Sir Isaac Newton's 'black years' (1692-1694) /
Shirlaw, Leslie.
Royal College of Physicians of Edinburgh.
Edinburgh : Royal College of Physicians of Edinburgh,
1975.
Pages 23-26 of Chronicle, vol. 5, no. 1, January 1975.
Pitcairne, Archibald.
Newton, Isaac, 1642-1727.