Timeline for 1661 17th century • 1657 • 1658 • 1660 • 1663 • 1665 • 1666 In 1661, a comet was discovered by the astronomer Clancy. It returned to Earth every one hundred fifty-seven years. (AUDIO: The Ghosts of N-Space) Erasmus Darkening was employed as an alchemist by Lord James Marchwood. He made Marchwood and his children vanish. (TV: The Eternity Trap) Retrieved from "https://tardis.fandom.com/wiki/1661?oldid=2710756" Categories: 17th century years 1660s Years DWU years + cat Cancel Save Community content is available under CC-BY-SA unless otherwise noted.