Lieutenant Governor of Guernsey The Lieutenant Governor has his own flag in Guernsey, the Union Flag defaced with the Bailiwick's coat of arms. The Crown appointed Wardens or Keepers to represent its interests in the Channel Islands. After 1473 separate Wardens were appointed for Guernsey and Jersey, the title of Captain or Governor also being used. Around the early 17th century the title of Governor was settled upon, although those appointed to the position of Governor adopted the practice of appointing a lieutenant to carry out their duties in their absence. By the 19th century the post of Governor of Guernsey had become a
History of water supply and sanitation was invented by Alexander Cummings in 1775 but became known as the U-bend following the introduction of the U-shaped trap by Thomas Crapper in 1880. The first screw-down water tap was patented in 1845 by Guest and Chrimes, a brass foundry in Rotherham. Founders of microscopy, Antonie van Leeuwenhoek and Robert Hooke, used the newly invented microscope to observe for the first time small material particles that were suspended in the water, laying the groundwork for the future understanding of waterborne pathogens and waterborne diseases. Sir Francis Bacon attempted to desalinate sea water by passing the flow through a sand