Grantham (pp 24–33)

In 1655, the mysterious Enoch Root visits the town of Grantham, England, where he observes a young, temperamental schoolboy named Isaac Newton.

“Archbishop-Elector von Schönborn and his minister and sidekick Boyneburg” — Johann Philipp von Schönborn was the Archbishop-Elector of Mainz and a significant patron of the sciences; he and Baron von Boyneburg were famous for their diplomatic efforts and their private fascination with Alchemy.

“Dr. John Lambe had been killed by the mobile in the streets of London” — John Lambe was an astrologer and physician to the Duke of Buckingham who was stoned to death by a mob (the “mobile”) in 1628 after being accused of sorcery and rape.

“Philosophick Mercury—the pure living essence of God’s power” — In the “Great Work” of alchemy, Philosophic Mercury was a theoretical “first matter” believed to be the essential component required to create the Philosopher’s Stone.

“cha or chai or the or tay” — From the original wiki (Sorenson): “The first trade advertisement was actually the first advertisement of a new commodity, tea. The following advertisement appeared in the Mercurius Polilicus, No. 435, September 30, 1658, three years after Enoch brewed his tea in Grantham.

“That excellent and by all Physitians approved China Drink, called by the Chineans Tcha, by other nations Tay, alias Tee, is sold at the Sultaness Head, a cophee-house in Sweetings Rents, by the Royal Exchange, London.""

“Our brethren in Cambridge must know by now that I’ve been in Oxford” — Oxford and Cambridge Universities were the only two universities in England at the time; during the Interregnum, they were hotbeds of political tension between Puritan reformers and traditional Royalists.

“regular as the precession of the zodiac” — The Precession of the Equinoxes is the slow, continuous change in the orientation of Earth’s rotational axis, a phenomenon that takes approximately 26,000 years to complete a cycle.

“like a telescope tracking a comet” — 17th Century Astronomy was obsessed with comets, which were shifting from being viewed as omens of doom to celestial bodies governed by mathematical laws.

“Cromwell must have shown as he beheld the butchering of the Irish at Drogheda” — During the Siege of Drogheda in 1649, Oliver Cromwell’s New Model Army massacred thousands of soldiers and civilians, an event that remains one of the most controversial in Irish history.

“rub his prisoner s face” — Stephenson’s annotation: “Here as in many other places, the approach taken is to present a fictionalized and somewhat impressionistic account of a more or less genuine historical event. The fight and the nose-rubbing are described in Westfall’s “Never at Rest,” pp. 59-60 of my trade paperback edition. He traces the story to Keynes who got it from Newton’s relative and early biographer Conduitt. It has been much written about and discussed, as have several other elements of the tale I am re-telling in these pages.”

“Clarke’s apothecary shop” — Stephenson’s annotation: “Clarke really existed, and Newton really lived with him. The account here is mostly fictionalized but stiffened here and there with historical evidence.” Apothecaries were the medical professionals of the era who formulated and dispensed chemical remedies.

“Galileo and Descartes were only harbingers” — Galileo Galilei laid the foundations for modern physics through his work on motion, while René Descartes created analytical geometry and proposed a mechanical view of the universe.

“Principia Philosophica, the last thing Descartes wrote before he died” — Published in 1644, Principia Philosophica was Descartes’ attempt to explain all natural phenomena through mechanical principles and the laws of motion.

“Dedicated to young Elizabeth, the Winter Queen’s daughter” — Elizabeth of the Palatinate was a brilliant philosopher who engaged in a famous correspondence with Descartes regarding the “mind-body problem.”

“Elizabeth, the Winter Queen” — Elizabeth Stuart, Queen of Bohemia, was the daughter of James I; her brief reign triggered the Thirty Years’ War, and her descendants eventually formed the British Hanoverian succession.

“drudging out tables of logarithms, cube roots, cosines” — Logarithms were a mathematical breakthrough by John Napier that allowed complex multiplications to be performed as simple additions, revolutionizing navigation.

“tell your brother to show the boy Euclid” — Euclid was the ancient Greek “Father of Geometry” whose work, Euclid’s Elements, served as the primary textbook for mathematics and deductive logic for over 2,000 years.

“on his way down towards Cambridge” — The University of Cambridge was the center of English intellectual life where the young Isaac Newton would eventually develop his theories on gravity and calculus.

Original annotations by: stephenson, sorenson, sinder