The portrait of Catherine II, known as Catherine the Great, who was the last reigning Empress of Russia from 1762 until 1796 and the country's longest-ruling female leader. (MacDougall Auctions/Newsflash)
Letter From Russian Empress Catherine The Great On Importance Of Vaccination Under The Hammer
A 1787 letter written by Catherine the Great encouraging a vaccination programme is set to go under the hammer with British auctioneers McDougall's. The letter is part of a lot…