1770-1838with Meriwether Lewis united States explorer who led an expedition from St. Louis to the mouth of the Columbia River; Clark was responsible for making maps of the area
(1901-60) a US film actor who appeared in many films especially in the 1930s and 1940s. He is most famous for appearing as the character Rhett BUTLER in GONE WITH THE WIND (1939), and his other films include It Happened One Night (1934) and Mutiny on the Bounty (1935).
1874-1964 31st President of the United States; in 1929 the stock market crashed and the economy collapsed and Hoover was defeated for reelection by Franklin Roosevelt
1800-1862 british explorer of the Arctic and Antarctic; located the north magnetic pole in 1831; discovered the Ross Sea in Antarctica; nephew of Sir John Ross