Kew Station

 2/24/1776 Prince Adolphus, Duke of Cambridge Prince Adolphus is the seventh son and tenth child of King George III and Queen Charlotte. Alias in the site is Prince #7. He was Viceroy of Hanover during his father and brothers' reigns as Kings of said country. Adolphus' youngest child and daughter was Princess Mary Adelaide of Cambridge whose daughter was Queen Mary of Teck consort of King George V making him a second great-grandfather of the current Queen Elizabeth II.

King George IV (George August Frederick, Prince of Wales) (8/12/1762 - 6/26/1830)

 https://www.spectator.co.uk/article/the-georgians-feel-closer-to-us-now-than-the-victorians

  (2/23/1749 - 5/3/1783) Today is the 273rd birthday of the late Prince Octavius son of King George III or as we called him Prince #8.