Portrait of American scientist William James Morton who wrote one of the first books on x-rays and was also credited with performing the earliest...X光片, 醫用X光片, 歸檔
German physicist Albert Einstein with his wife Elsa and daughter Margot, at their home in Berlin.阿爾伯特·愛因斯坦, 柏林, 太太
American statesman Thomas Jefferson , the 3rd President of the United States of America. Jefferson was also responsible of the writing of the...湯瑪斯傑佛遜
English philosopher and critic George Henry Lewes, , editor of The Leader. In 1851 he met novelist George Eliot and lived with her for life, wrote on...
Full-length portrait of German-born physicist Albert Einstein with his son Hans Albert, left, and grandson Bernhard sitting on steps.阿爾伯特·愛因斯坦, 兒童
German-born physicist Albert Einstein standing beside a blackboard with chalk-marked mathematical calculations written across it.阿爾伯特·愛因斯坦, 黑板, 數學
German-born physicist Albert Einstein plays violin accompanied by a pianist and a cellist aboard the 'S.S. Deutschland'.阿爾伯特·愛因斯坦, 小提琴, 鋼琴家
Portrait of German-born physicist Albert Einstein and Indian poet Sir Rabindranath Tagore , 1920s.羅賓德拉納特·泰戈爾, 阿爾伯特·愛因斯坦, 德國
Denis Diderot . French encyclopedist and philosopher, worked with d'Alembert on 'The Encyclopedia' to 1758, 28 volumes 1751-1772.
Francois-Pierre-Guillaume Guizot, , French historian and politician, professor in Paris 1812, deputy 1830, minister of interior 1830, education...
German-born physicist Albert Einstein, right , laughs with Briggs Duitor, director of National Bureau of Standards, Washington, DC.阿爾伯特·愛因斯坦
German-born physicist Albert Einstein , his secretary Helen Dukas, left, and his daughter Margaret Einstein take the oath of U.S. Citizenship.阿爾伯特·愛因斯坦, 美國, 移民
Full-length portrait of German-born physicist Albert Einstein with New York Mayor Fiorello LaGuardia , New York City.阿爾伯特·愛因斯坦
German-born physicist Albert Einstein with a group of men dressed in overcoats and hats, Victoria Station, London, England.
German-born missionary and physician Dr. Albert Schweitzer stands at the outdoor children's nursery in his jungle hospital village, Lambarene, French...法國文化, 歸檔, 非洲 - 地理位置
Edmond Malone . Irish scholar, member of Samuel Johnson's club at London from 1777, established the accepted order of Shakespeare's plays, edited the...
Madame Suzanne Beliot, Jean Cocteau , and Jean-Paul Sartre watching a rehearsal of Sartre's play 'Les Mains Sales' .薩特
French existentialist author Jean-Paul Sartre smokes a pipe wearing a trenchcoat, scarf and glasses.薩特
Leonardo da Vinci . A cutaway view of a 20th century model of a tank designed by da Vinci. Constructed of wood on a round base topped by a cone...
Thomas Corwin Mendenhall . American physicist, professor at Ohio State University, 1873 - 1878, 1881 - 1884, superintendent of US Coast and Geodetic...
Jean Henri Merle d'Aubigne . Swiss Protestant church historian, professor of historical theology, after 1830, at the School of Evangelical Theology...
Revolutionary leader and author Leon Trotsky walks in a crowd of people outdoors during the Russian Revolution, Soviet Union.列夫·托洛茨基
Portrait of Benjamin Franklin , American statesman, scientist, philosopher. Published 'Poor Richard's Almanac' 1732-57, invented the Franklin stove,...富蘭克林
Portrait of Benjamin Franklin , American statesman, scientist, philosopher. Published 'Poor Richard's Almanac' 1732-57, invented the Franklin stove,...富蘭克林
Portrait of Benjamin Franklin , American statesman, scientist, philosopher. Published 'Poor Richard's Almanac' 1732-57, invented the Franklin stove,...富蘭克林
Thomas Paine, , English-born revolutionary writer and propagandist. Produced publications that helped shape the course of both the American and...湯瑪斯·潘恩
William Paley . English theologian, archdeacon at Carlisle 1782, subdean of Lincoln 1795, works include 'View of the Evidences of Christianity' 1794,...
Barthold Georg Niebuhr . German historian, secretary to Baron von Stein, 1806-1810, Prussian ambassador to the Vatican, 1816-1823. His 'Romische...
Chester Williams , Executive Secretary of the National Students Federation, interviewing Indian poet and philosopher Rabindranath Tagore at the...羅賓德拉納特·泰戈爾
Headshot portrait of Indian poet and philosopher Rabindranath Tagore dressed in a black cap and cape.羅賓德拉納特·泰戈爾
French medical missionary and humanitarian Albert Schweitzer talks to reporters during a press conference aboard the New Amsterdam prior to leaving...法國文化
Portrait of Dr M F Ashley Montagu , chairman of the new Department of Anthropology at Rutgers University, reading a reprint of one of his scientific...
American political activist, pediatrician and author Dr Benjamin Spock speaks at the courthouse where the Chicago 7 were tried for conspiracy to...
The Reverend James McCosh . Scottish-American educator and philosopher, wrote 'Method of Divine Government, Physical and Moral' 1850, a founder of...
Closeup of American educator and philosopher John Dewey wearing wire-framed glasses. Dewey was a founder of the progressive education movement and...约翰·杜威
Henry David Thoreau . American author and naturalist who began his career as a schoolmaster and later authored his most famous and enduring work,...
Profile headshot portrait of French Existentialist philosopher and author Jean-Paul Sartre , wearing eyeglasses and a tweed suit.薩特
British anthropologist Dr Louis S B Leakey sits at a table with four skulls, including the skull of the world's earliest known man.
Hippolyte Adolphe Taine . French critic and historian whose theories held that man was a product of heredity, historical conditioning and environment...
Emanuel Swedenborg . Swedish scientist, philosopher and religious mystic who authored 'Arcana Coelestia' and 'True Christian Religion'. He never...
Swiss-born French philosopher Jean-Jacques Rousseau . In 1762 he published 'The Social Contract' arguing that all men are born free and equal, the...
Augustin Thierry . French historian who used contemporary documents and a vivid, romantic style in his works which include 'History of the Conquest...
Anne-Louise Germaine Necker de Stael . French-Swiss woman of letters whose salon was a center for politicians and intellectuals. Her works include...
Anne-Louise Germaine Necker de Stael . French-Swiss woman of letters whose salon was a center for politicians and intellectuals. Her works include...
Portrait of Austrian psychoanalyst Sigmund Freud , the father of modern psychiatry and psychoanalysis, leaning on a chair.弗洛伊德
Adam Smith . Scottish economist and philosopher. Professor of moral philosophy at University of Glasgow from 1752, published 'Theory of Moral...
Scottish economist and philosopher Adam Smith . Professor of moral philosophy at the University of Glasgow from 1752, he published 'Theory of Moral...
Studio portrait of Austrian psychoanalyst Sigmund Freud and his fiancee, Martha Bernays, during their engagement.弗洛伊德
Studio portrait of Austrian psychoanalyst Dr. Sigmund Freud as a child, standing next to his father.弗洛伊德, 兒童, 父親
Portrait of Austrian psychoanalyst Sigmund Freud with his sons, Ernst and Martin , both of whom are wearing military uniforms.弗洛伊德
