Photograph of Stephen Hawking with American President Bill Clinton
1998
1998
1984-1986
1997
1934
1872
1801-1900
1963
1751-1800
2013
1945
1974
1913
1936
1909-1910
1701-1752
1937-1960
1760-1775
1839 (original); circa 1988 (replica)
1999
1956
1850
1870
1923
1797
1927-1928
1720
1858
1980-2000
1940-1945
1603
1980-1986
1870s
1934
1838
1701-1800
2017
1924-1927
1756-1800
1950
1923
1996-2010
1938 and 1951
1911-1925
1650-1665
1938
1966
1880s
1999
1999
1914-1918