GCL3385381: SIR JOHN HAWKINS (1532-1595) English naval commander. The crest of a man bound with cord is a symbol of Hawkins' successful slaving voyages. Line engraving, c.1600, by Robert Boissard. / Bridgeman Images

GCL3385382: JACK DEMPSEY (1895-1983) American boxer. Jack Dempsey fighting an opponent, c.1919. / Bridgeman Images

GCL3385392: SHAKER WOMAN, 1907 An elderly woman making shaker apple sauce. Photograph by John H. Tarbell, 29 November 1907. / Bridgeman Images

GCL3385198: TURKISH HAREM, c.1913 Feasting in the harem, Constantinople, Turkey. Stereograph, c.1913. / Bridgeman Images

GCL3385201: Group of policemen posed with cases of moonshine after a liquor raid, Washington, D.C.,1923 (b/w photo), American Photographer, (20th century) / Bridgeman Images

GCL3385218: FRANKLIN D. ROOSEVELT (1882-1945). 32nd President of the United States. President Roosevelt with Hugh Samuel Johnson and his wife. Photographed c.1933. / Bridgeman Images

GCL3385227: HELEN ADAMS KELLER (1880-1968). American writer and lecturer. Photograph, 16 July 1909. / Bridgeman Images

GCL3385241: HELEN ADAMS KELLER (1880-1968). American writer and lecturer. Photograph, c.1912. / Bridgeman Images

GCL3385242: HELEN ADAMS KELLER (1880-1968). American writer and lecturer. Photographed touching a statue, c.1912. / Bridgeman Images

GCL3385244: JOHN LLEWELLYN LEWIS (1880-1969). American labor leader. Lewis addressing the United Mine Workers. Photographed 28 January 1936. / Bridgeman Images

GCL3385254: CHRISTIAN DIOR (1905-1957) French fashion designer. Photographed on board the Queen Mary ocean liner, arriving in New York City, October 1956. / Bridgeman Images

GCL3385259: PACIFIC THEATER, 1944 American military leaders at a strategy meeting with President Franklin D. Roosevelt at Waikiki, Hawaii, during World War II. From left: Gen. Douglas MacArthur, Roosevelt, Admiral William Daniel Leahy, and Admiral Chester Nimitz. Photographed 28 July 1944. / Bridgeman Images

GCL3385260: JEFFERSON DAVIS (1808-1889) President of the Confederate States of America. Undated photograph from the Mathew Brady Studio. / Bridgeman Images

GCL3385266: CORDELL HULL (1871-1955) American politician. Secretary of State Hull called back to Washington, D.C., following the Japanese attack on Pearl Harbor, December 1941. / Bridgeman Images

GCL3385287: President-elect Roosevelt shaking hands with outgoing President Hoover, 1933 (photo) / Bridgeman Images

GCL3385293: MIGRANT FARMERS, 1940 Migrant father and daughter picking cherries at a farm in Berrien County, Michigan. Photograph by John Vachon, July 1940., Vachon, John (1914-75) / Bridgeman Images

GCL3385015: GEORGE EMLEN ROOSEVELT (1887-1963) American financier. Roosevelt (far left) at a party at the Castle Harbor Hotel, Bermuda, with the wife of Philip S. Gardiner and Lord Carew, aide-de-camp to the governor of Bermuda. Photographed 1935. / Bridgeman Images

GCL3385017: GEORGE EMLEN ROOSEVELT (1887-1963) American financier. Photographed 1957. / Bridgeman Images

GCL3385018: ROOSEVELT FAMILY, 1934 Two young men of the Roosevelt family vacationing in Bermuda. From left: George E. Roosevelt, Jr.; Van S. Merle-Smith, Jr.; and W. Emlen Roosevelt. Photographed 1934. / Bridgeman Images

GCL3385022: GEORGES ROUAULT (1871-1958). French artist, 1935 (b/w photo) / Bridgeman Images

GCL3385024: BOB RAFELSON (1933-) American film director. Rafelson on the set of 'Five Easy Pieces,' 1970. / Bridgeman Images

GCL3385026: DAVID ROCKEFELLER (1915-) American banker. Rockefeller, Chairman of Chase Manhattan Bank (right), in Paris with Paul Delouvrier, Chairman of the French Electricity Board. Photographed 1975. / Bridgeman Images

GCL3385037: GLACIER NATIONAL PARK Entrance to Glacier National Park in Montana. Photograph, 1914. / Bridgeman Images

GCL3385041: GLACIER NATIONAL PARK Stark Peak and waterfall at Glacier National Park in Montana. Photograph, c.1919. / Bridgeman Images

GCL3385043: HYMAN GEORGE RICKOVER (1900-1986) Four-star admiral in the United States Navy. Photographed 1973. / Bridgeman Images

GCL3385049: WALTER W. ROSTOW (1916-2003) American economist. Photographed 1962. / Bridgeman Images

GCL3385054: SARA DELANO ROOSEVELT (1854-1941) Mother of President Franklin Delano Roosevelt. Photographed c.1930. / Bridgeman Images

GCL3385057: SARA DELANO ROOSEVELT (1854-1941) Mother of President Franklin Delano Roosevelt. Photographed c.1940. / Bridgeman Images

GCL3385063: VIRGINIA: SLAVE DEALER Union Army guards in front of a slave-dealing establishment of Price, Birch, and Co. in Alexandria, Virginia. Photograph, c.1861. / Bridgeman Images

GCL3385065: BILL COSBY (1937-) American actor, comedian and writer. / Bridgeman Images

GCL3385068: WALLACE HUME CAROTHERS (1896-1937). American chemist. Photographed c.1930. / Bridgeman Images

GCL3385074: NAST: EMANCIPATION Cartoon showing a slave being purchased prior to 1863 (left) and a slave being whipped for a crime after emancipation. Wood engraving, 1863, after Thomas Nast. / Bridgeman Images

GCL3385076: CHESTER CARLSON (1906-1968) American physicist and inventor of the xerography process and the copying machine. Photograph, mid 20th century., Unknown photographer, (20th century) / Bridgeman Images

GCL3385080: FORMER SLAVE, 1937 Elija Cox, a former slave, playing the guitar. Photographed 1937. / Bridgeman Images

GCL3385087: COAL MINER, c.1915 A coal miner standing on the back of coal mining car moving through a tunnel. Photograph, c.1915. / Bridgeman Images

GCL3386001: LEON TROTSKY (1879-1940) Né Lev Davidovich Bronstein. Russian Communist leader. Photograph, early 20th century. / Bridgeman Images