William III, King of England
Maurice Barres, French writer
The Bankers', 19th Century caricature
Michele Sanmicheli, Italian architect
Emperor Hirohito of Japan
John Venn, caricature
Macedonian phalanx, illustration
Gerhard Hansen, Norwegian physician
Portrait of Wilhelm Liebknecht
Hermann Minkowski, Polish-German mathematician
Contes de Cheyk El Mohdy title page
Paul Dirac, caricature
Lovers with gramophone'
Ferdinand von Richthofen, geologist
Simone del Pollaiolo, Italian architect
Jean Auguste Dominique Ingres, French painter
Cesare Lombroso, Italian criminologist
Crawford Long, US surgeon, medal
England, Middlesex, London, Kingston-upon-Thames, Hampton Court Palace, William III's Apartments, The King's Drawing Room
Benoit Mandelbrot, caricature
Erwin Schrodinger, caricature
Jacques Mathieu Delpech, French surgeon
19th Century electricity demonstrator
Pierre Curie, French physicist
George Rees, forensic toxicologist
Daniel Bernoulli, Dutch mathematician
Johann Kaspar Lavater, Swiss theologist
Tesla's radio-controlled boat, 1898
Full Moon stereo pictures, 1850s
Fauchard's 'Le Chirurgien Dentiste'
Johanna Kunkel, wife of botanist Louis Otto Kunkel
X-ray montage of different materials, 1890s
High tech medical records
Knitted arterial graft made of Dacron
Portrait of a King
James Lovelock, British environmentalist
Florence Hedges, American plant pathologist
Side View of a Naked Man Sitting
Progression of human tools
Neolithic stone tool
Portrait of a young man
Profile of mid adult man wearing cap
Portrait of man
Benjamin Franklin, caricature
Isaac Newton, caricature
Portrait of serious senior man
High angle view of a young man using a mobile phone
Portrait of senior man with serious look
portrait of crying young man isolated on white background
young man holding bottle of water isolated on white background. focus on bottle
Close-up of a person's hands
Gaspard-Felix Tournachon, French photographer
Eduard Strasberger, German botanist
Person holding bottle of pills, close-up
Portrait of Senior Man in Purple Button Down Shirt
Portrait of businessman
Rear view of nude man
Portrait of businessman, close-up
Rear view of a swimmer
Portrait of a man in glasses
Rear View of a man With a Hairy Back
Theodor Wilhelm Engelmann, German physiologist
The Power Of Music
Man putting fingerprint on paper, close up of thumb
Homo erectus family, illustration
Early 20th Century blood pressure gauge
Michelangelo's David.
忍者
手裏剣
巻物