165 NINETEEN LETTERS (A.D. 1704-1710-1) FROM THE REV WM. DERHAM, D.D., RECTOR OF UPMINSTER, TO DACRE BARRETT, OF BELHUS, ESSEX. With Plates XVI. and XVII. Communicated, with Notes, by Thomas Barrett-Lennard, m.a., j.p., &c. [Read 30th November 1912.] THE Rev. Dr. Derham, by whom the following letters were written, was born in Worcestershire in 1657, and died at Upminster in 1735. He took his degree at Trinity College, Oxford, and became private chaplain to the Dowager Lady Grey of Werke. In 1682 he was presented to the living of Wargrave, and in 1689 to that of Upminster, Essex. He became a Chaplain to the Prince of Wales, after- wards George II., and in 1716 was appointed a Canon of Windsor. He was elected a member of the Royal Society in 1702, and was a voluminous writer on scientific and theological subjects. The titles of two of his chief works were respectively Physico- Theology and Astro-Theology.1 He wrote a life of his friend, the celebrated John Ray, which is entitled Select remains of the learned John Ray, M.A., F.R.S., with his life by the late W. Derham, D.D., F.R.S. 2 In 1718 he edited Philosophical Letters of Ray : and at the end of this book is given the last letter Ray wrote to Sir Hans Sloane, which Derham remarks "bears the marks of dying hand in every letter." He wrote a preface to the 3rd edition of Ray's Physico Theological Discourses ; and a Latin preface to Ray's Synopsis Methodica Avium et Piscium. Der- ham also contributed over 40 papers to the Transactions of the Royal Society. Probably the learned doctor wrote many more letters to his friend and neighbour, Dacre Barrett, who lived less than four 1 The full titles of these books are :—Physico-Theology : or, a Demonstration of the Being and Attributes of God, from His Works of Creation. Being the substance of Sixteen Sermons Preached in St. Mary-le-Bow Church, London. At the Honorable Mr. Boyle's Lectures, in the years 1711, and 1712. With large Notes, and many curious observations. By W. Derham, Canon of Windsor, Rector of Upminster in Essex, and F.R.S. [Cited from] The Twelfth Edition. London MDCCLIV. Astro-Theology : or a Demonstration of the Being and Attributes of God. From a Survey of the Heavens. Illustrated with Copper Plates. By W. Derham, Canon of Windsor, Rector of Upminster, in Essex, and F.R.S. The Third Edition Improv'd. London MDCCXIX. 2 These were published in 1760 by George Scott, M.A., F.R.S., of Woolston Hall, Chigwell, Essex, the nephew of Dr. Derham. A