Sleep and dreams

Thomas Sheppey devoted several densely written pages of his 17th-century manuscript to the topic of sleep — how to trigger it, how to interrupt it, how to influence its depth and length, and even how to stop people talking in…

  Richard III, act 5 scene 3, in the tent, Richard asleep, ghosts of persons he had murdered. Painted by J. Opie, R.A. ; engraved by W. Sharp. Published 1794. Folger Shakespeare Library. Nightmares and ominous dreams are used to…