Grant Allen.
Samuel Lover Esq
Cope Whitehouse, US archaeologist
Thomas Thomson, Scottish chemist
Manuel Jose Quintana.
Constance Cary Harrison.
Charles Darwin
Juan Escoiquiz Morata.
Frederick Allen, US doctor
Portrait of Charles Darwin
Samuel Langhorne Clemens
Oscar Wilde.
Sir James Matthew Barrie, 1st Baronet.
Richard Harding Davis.
David Brewster, Scottish physicist
James Johnson, British physician
Camille Flammarion, French astronomer
Elisee Reclus, French geographer
Jean-Antoine Chaptal, French chemist
(Thomas) Crofton CROKER.
Photographic portrait of Adolf Bastian
Henry Clutterbuck, English physician
Johann von Goethe, German author
Matthew Sands
Charles John Huffam Dickens
Henry James.
Robert Chambers.
Samuel Wilks, British physician
(Thomas) Crofton Croker.
Pliny the Elder.
Henry Mayhew.
Alphonse Daudet.
Anna Maria Hall.
John Knowles, English writer
William Godwin.
Beeton's 'Household Management' (1861)
John Burroughs and John Muir
W. Powell Frith Esq; R.A
Daniel Maclise Esq. R.A
Charles Darwin's signature, 1859
Karl Marx, German political theorist
William Godwin, English journalist and philosopher
Willard Parker, US surgeon
Photographic portrait of Thomas Henry Huxley
Jean-Martin Charcot, French neurologist
John Abernethy, British surgeon
Anthropological models, group portrait
Victor Hugo
1856 Portrait of Henry Thoreau
John Burroughs, US naturalist
Eden Phillpotts
Donald Grant Mitchell.
John Milton (1608-1674)
Joel Asaph Allen, US ornithologist
Federico Garcia Lorca.
Tarn Bank Observatory, England
Hendrik Willem Bakhuis Roozeboom.
Carl Friedrich Wilhelm Peters.
Cesare Lombroso, Italian criminologist
Guglielmo Marconi with his first radio
Wilson and Hartwell in group portrait
George Thane, British anatomist
Paul Verlaine.
W. Sterndale Bennett Esq. Mus
Henry Wadsworth Longfellow
William Lovett.
Charles Dickens.
Johann Wolfgang.
John Galt.
Allan Cunningham.
Oliver Goldsmith 'She Stoops to Conquer'.
James Hogg.
Charles Dickens, British author
William Brande, English chemist
Rudyard Kipling, British poet and author
Marie von Ebner-Eschenbach, author
Washington Irving, US writer
Mr Winston. Author
Giuseppe Verdi
Lady Mount Cashell, Irish writer
Frederic Louis Sauser
John Quekett, English microscopist
General William Tecumseh Sherman.
Edmond Rostand.
Henry David Thoreau
Thomas Carlyle, Scottish writer
1769 Goethe Scientist Writer Philosopher
Richard Edmond Grant, Scottish physician
French surrealist poets, historical image
Francois de Chateaubriand, French writer
James Van Allen, US astrophysicist
John Galsworthy.
Henrik Ibsen.
Anatomy lesson by Velpeau, 1864
Roberts' stellar pantograver
Group of engineers
Baden-Powell with US scouting pioneers
Mary Smith Griffith, gardening author
Patricia McBroom, US journalist and anthropologist
Alessandro Piccolomini, Italian humanist
Niagara Falls power scheme, 1893
Sir Henry Macleod Leslie Rundle
Sir Ian Standish Monteith Hamilton
Union Major General Winfield S. Hancock.
R. Stephenson Esq; M.P; F.R.S
Richard A. Proctor.
William Herdman, Scottish zoologist
Osbert Salvin, British naturalist
Frank Beddard, British zoologist
Leopold de Folin, French oceanographer
George Pendray, American author
Aleksei Borisyak, Russian palaeontologist
George Boulenger, Belgian zoologist
Stanislao Cannizzaro, Italian chemist
William Carruthers, Scottish botanist
19th-century British knights
John Muir, US naturalist
Alfred Nobel, Swedish chemist
Albert Gunther, German-British zoologist
Walter Reed, US physician
Elizabeth Blackwell, British doctor
Jules Verne, artwork.
George Nares, British Arctic explorer
Germany, Saxony, Leipzig, Bronze statue of Johann Wolfgang von Goethe
Jack London.
Charles Darwin.
James Angell, US psychologist
James J Sylvester, English mathematician
View of the Sun, 19th century image
Ida Pfeiffer, Austrian author and traveller
Georges Bernanos.
Pressed leaves, 1890
Drum chronograph, Sydney Observatory
Ayrton-Jones ampere balance
Spirometer, circa 1870
1794 Goethe Scientist Writer Philosopher
Mary Putnam Jacobi, American physician
1889 Portrait Famous Fellow Royal Society
European surrealists, historical image
John Selden, English humanist polymath
Harvey Allen, US aeronautical engineer
Grand Duke Constantine Constantinovich of Russia.
Louisa May Alcott.
Photographic portrait of Anton Bruckner
Alfred Tennyson
Richard Wilhelm Wagner
Gustave Dore
Rachel, Lady Russell.
Samuel Pepys.
Joseph Conrad.
Thomas Gray.
Ben Jonson.
RAMoN GOMEZ DE LA SERNA
Dorothy Parker
German and US psychiatrists, circa 1904
Miguel de Unamuno y Jugo.
Feodor Ivanovich Chaliapin.
First Lady Michelle Obama.
Cicero's collected works, 17th century
National Geographic and explorers, 1925
Occultist Aleister Crowley
Henry Augustus Rowland.
James Paget.
Gustav Kirchhoff, Robert Bunsen, and Henry Roscoe.
NHM Geology Department staff, 1881
NHM Zoology Department staff, 1895
Garrett Serviss, US science writer
Charles Henry Nichols, US physician
Julius Hilgard, German-US surveyor
Seth Chandler, US astronomer
Benjamin Gould, US astronomer
Maria Mitchell, US astronomer
Michael Pupin, Serbian physicist
Lee De Forest, US inventor
Henry Parkhurst, US astronomer
Hilaire de Chardonnet, French engineer
Frederick Abel, British chemist
Carey Foster, British physicist
Joseph Swan, British inventor
James Clerk Maxwell, Scottish physicist
Gerhard Hansen, Norwegian physician
Richard Pfeiffer, German bacteriologist