Sir Henry Morton Stanley
Henry Stanley, Anglo-American explorer
Anders Emanuel
Sir Ernest Henry Shackleton
National Geographic and explorers, 1925
Roald Amundsen
HJ Palmer
Jack London.
George Clemenceau
Garrett Serviss, US science writer
Henry Mayhew.
Faraday and Brande, English scientists
Livingston Farrand, US anthropologist
Sir Walter Raleigh, English explorer
Rev John Barlow, British administrator
Henry Morton Stanley, American explorer
Richard Harding Davis.
Henry Thomas de la Beche, geologist
Scott's polar party burial cairn, 1912
Walt Whitman
Marcus Mosiah Garvey Jr. (1887-1940) Jamaican-born Pan-Africanist publisher, journalist and orator
Thomas Lister
Ernst Alexanderson, Swedish-US engineer
John Carty, US engineer
John Maynard Keynes.
Jacob Riis
1665 Johan Nieuhoff Explorer Portrait
Monument to explorer, Christopher Columbus.
Lewis Boss, US astronomer
Carey Foster, British physicist
William Jerdan.
Elisha Kane, US physician and explorer
Mark Twain & Dorothy Quick
Roald Engelbregt Gravning Amundsen
Ernest Henry Shackelton.
Camille Douls, French explorer
Elisee Trivier, French explorer
George Back, British explorer
William Godwin, English journalist and philosopher
Alexander Scherer, German chemist
Terra Nova in Antarctic pack ice, 1910
John Fleming, British engineer
Amerigo Vespucci.
Cleveland Abbe, US meteorologist
Terra Nova Antarctic exploration, 1911
Benjamin Gould, US astronomer
Richard Bentley, English scholar
Pietro Giannone, Italian historian
Joseph Scaliger, French religious scholar
17th-century rock inscription, New Mexico
Christian Schoenbein, German chemist
Georges Bernanos.
Henry Parkhurst, US astronomer
Photographic portrait of Benito Mussolini
Benito Mussolini.
Photographic portrait of Sergei Pavlovich Diaghilev
Painting depicting Henry VII of England granting John Cabot a patent
David Livingstone (1813-73), Scottish Missionary and Explorer, Portrait
Florence Ada Keynes mother of John Maynard Keynes.
Edmund William Gosse.
Herbert George Wells, British author
Scott's South Pole party, 1912
James Van Allen, US astrophysicist
Unloading pony in Antarctica, 1911
Edward Harriman, US railroad executive
Rudolf Diesel, German engineer
Michael Pupin, Serbian physicist
William Godwin.
John Galt.
James Henry Leigh Hunt.
Gerhard Hansen, Norwegian physician
Richard Pfeiffer, German bacteriologist
David Hughes, US inventor
Adolph Fick, German physician
Rudolf Virchow, German pathologist
Wilbur Atwater, US chemist
Karl Pearson, British statistician
Faye Marley, US medical writer
Second Grinnell Expedition, 1850s
Benito Mussolini and Pietro Guaspari.
Baden-Powell with US scouting pioneers
Francis Drake.
Robert Falcon Scott, New Zealand, 1910
Frederick Arthur Stanley
Frederick Nietzsche
Daniel Heinsius, Dutch poet and scholar
Henry Rowe Schoolcraft, ethnologist
American Republican Senator, Henry Cabot Lodge.
Alexander von Humboldt, German naturalist
David Livingstone, Scottish explorer
Emin Pasha, German explorer
John Kane, with sons Elisha and Thomas
James Russell Lowell.
Photographic portrait of Thomas Henry Huxley
John Maynard Keynes aged 3.
Chino, head-and-shoulders portrait of a Native American, facing front, c1903
Charles Sherrington, British physiologist
Thomas Cavendish, English explorer
Ferdinand Magellan, Portuguese explorer
Lee De Forest, US inventor
Seth Chandler, US astronomer
Joseph Swan, British inventor
Oliver Heaviside, British physicist
Fry's chocolate on Terra Nova, 1910
Dietrich Eckart.
Four African American women.
Rt. Excellent Marcus Mosiah Garvey, Jr., National Hero of Jamaica (1887 - 1940)
Paul Bourget
Theophile Gautier
Francis McClintock
Heinrich Barth, German explorer
Portrait Of Helena Blavatsky
Mark Twain, George Townsend, David Gray, portrait
I-SAAN airship, historical image
Amundsen's Gjoa expedition, 1906
Terra Nova Antarctic exploration, 1912
George Gabriel Stokes, British physicist
N. N. Miklukho-Maklai, Russian explorer
William Grove, Welsh physicist and jurist
Jean Baptiste Biot, French physicist
Andrew Crombie Ramsay, British geologist
First sun after Antarctic winter, 1911
Henry Mance, British engineer
John Fletcher Moulton, British judge
John Muir, US naturalist
Stanislao Cannizzaro, Italian chemist
William Carruthers, Scottish botanist
Albert Gunther, German-British zoologist
Ida Tarbell, American writer and investigative journalist
Gabriele D'Annunzio, Italian writer
Georg Schweinfurth, German explorer
William Henry Perkin.
Henry Coxwell, Aeronaut
Hillary and Miller, New Zealand mountaineers
Cope Whitehouse, US archaeologist
Camille Flammarion, French astronomer
George K. Burgess, US physicist
Sir Henry Macleod Leslie Rundle
National Academy of Sciences, 1917
Don Alvaro de Figueroa y Torres-Sotomayor.
Fumimaro Konoe.
Photographic portrait of William Thomson, 1st Baron Kelvin
Edward Charles Pickering.
Henry Augustus Rowland.
Marjorie Van de Water, US journalist
Edouard Branly, French physicist
Dr. Daniel Pasteur 1912
Michele Angiolillo Lombardi.
Ransom Olds, US car manufacturer
Robert Hare (1781-1858) American chemist
Alfred Russel Wallace, British naturalist
William Roentgen
Christopher Columbus, Italian explorer
Ernst Kerman
William Coblentz, US physicist
Philip Levine, Russian-US haematologist
Charles Young, US astronomer
Frederick Abel, British chemist
Lord Kelvin, British physicist
James Clerk Maxwell, Scottish physicist
Hertha Marks Ayrton, British engineer
Michael Foster, British physiologist
Samuel Wilks, British physician
Jules Bordet, Belgian bacteriologist
Etienne-Jules Marey, French physiologist
Hideyo Noguchi, Japanese bacteriologist
Edwin Klebs, German-Swiss pathologist
Daniel Boone, American frontiersman
Leif Erikson.