Initial O: Moses Breaking the Tablets of the Law by Bute Master https://www.rawpixel.com/image/14325770/initial-moses-breaking-the-tablets-the-law-bute-masterFree Image from public domain licenseMoses evokes the seventh plague. Mezzotint by John Martin, 1832. https://www.rawpixel.com/image/13976782/moses-evokes-the-seventh-plague-mezzotint-john-martin-1832Free Image from public domain license