Longitude of the moons of Jupiter one could use their positions as a universal clock and this would make possible the determination of longitude, but the method he devised was impracticable for navigators on ships because of their instability. In 1714 the British government passed the Longitude Act which offered large financial rewards to the first person to demonstrate a practical method for determining the longitude of a ship at sea. These rewards motivated many to search for a solution. John Harrison, a self-educated English clockmaker, invented the marine chronometer, the key piece in solving the problem of accurately establishing longitude
Equal Ever After on the record." In a profile piece in the "London Evening Standard", Katie Law described "Equal Ever After" as a "a minute-by-minute, tub-thumping, 326-page account." Equal Ever After Equal Ever After: The Fight for Same-Sex Marriage - And How I Made it Happen is a 2016 book by British politician Lynne Featherstone, published by Biteback Publishing. Featherstone, the Member of Parliament for Hornsey and Wood Green (2005–15) served as Parliamentary Under-Secretary for Equalities in the Conservative-Liberal Democrat coalition. In this role she worked to ensure the legalisation of Same-sex marriage in the United Kingdom. "Equal Ever After" seeks to present