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Christine Darden

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Christine Darden

Christine Darden

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Christine Darden

Christine Darden

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Christine Darden

Christine Darden

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Christine Darden

Katherine Johnson

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Katherine Johnson

Alexander Graham Bell

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Alexander Graham Bell

Dr. George Washington Carver

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Dr. George Washington Carver

Dr. George Washington Carver talking to member of Reserve Officers Training Corps

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Dr. George Washington Carver talking to member of ...

Ernest Everett Just (1883-1941)

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Ernest Everett Just (1883-1941)

Alexander Graham Bell with his wife Mabel

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Alexander Graham Bell with his wife Mabel

Benjamin Franklin (1706-90)

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Benjamin Franklin (1706-90)

Benjamin Franklin

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Benjamin Franklin

Benjamin Franklin

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Benjamin Franklin

Two American Doctors Studying Bacteria of Trench Diseases and experimenting with new Antiseptic Solutions in Laboratory at American Red Cross Military Hospital

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Two American Doctors Studying Bacteria of Trench D...

Benjamin Franklin (1706-90), American Printer, Publisher, Author, Inventor, Scientist, Diplomat and one of the Founding Fathers of the United States, Head and Shoulders Portrait, Steel Engraving, Port...

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Benjamin Franklin (1706-90), American Printer, Pub...

Benjamin Franklin (1706-90), American Printer, Publisher, Author, Inventor, Scientist, Diplomat and one of the Founding Fathers of the United States, Seated Portrait, Steel Engraving, Portrait Gallery...

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Benjamin Franklin (1706-90), American Printer, Pub...

Justus, Baron von Liebig (1803-73), German Chemist, Made Significant Contributions to the Analysis of Organic Compounds, the Organization of Laboratory-based Chemistry Education, and the Application o...

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Justus, Baron von Liebig (1803-73), German Chemist...

Justus, Baron von Liebig (1803-73), German Chemist, Made Significant Contributions to the Analysis of Organic Compounds, the Organization of Laboratory-based Chemistry Education, and the Application o...

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Justus, Baron von Liebig (1803-73), German Chemist...

Michael Faraday (1791-1867), English Physicist and Chemist whose Experiments Contributed greatly to the Understanding of Electromagnetism, Three-Quarter Length Portrait, Steel Engraving, Portrait Gall...

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Michael Faraday (1791-1867), English Physicist and...

Mary Somerville (1780-1872), Scottish Science Writer, Head and Shoulders Portrait, Steel Engraving, Portrait Gallery of Eminent Men and Women of Europe and America by Evert A. Duyckinck, Published by ...

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Mary Somerville (1780-1872), Scottish Science Writ...

Michael Faraday (1791-1867), English Physicist and Chemist whose Experiments Contributed greatly to the Understanding of Electromagnetism, Head and Shoulders Portrait, Steel Engraving, Portrait Galler...

GLS19A07_213

Michael Faraday (1791-1867), English Physicist and...

Mary Somerville (1780-1872), Scottish Science Writer, Seated Portrait, Steel Engraving, Portrait Gallery of Eminent Men and Women of Europe and America by Evert A. Duyckinck, Published by Henry J. Joh...

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Mary Somerville (1780-1872), Scottish Science Writ...

Benjamin Franklin, born in Boston, Jan 17th 1706, -- died in Philadelphia, April 17th 1790, Painted by T.H. Matteson, Esqr., Engraved by Henry S. Sadd, Printed by J. Neale, 1846

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Benjamin Franklin, born in Boston, Jan 17th 1706, ...

George Washington Carver, (seated front row, center), Group portrait with Staff, Tuskegee, Alabama, USA, Frances Benjamin Johnston, 1902

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George Washington Carver, (seated front row, cente...

Dr. George Washington Carver, Tuskegee Institute, Alabama, USA, Arthur Rothstein, Farm Security Administration, March 1942

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Dr. George Washington Carver, Tuskegee Institute, ...

Benjamin Franklin, Portrait, Engraving by George E. Perine after Drawing by C.N. Cochin, 1777

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Benjamin Franklin, Portrait, Engraving by George E...

John Tyndall (1820-93), Irish Physicist, Medical Educator, Portrait, 1880's

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John Tyndall (1820-93), Irish Physicist, Medical E...

Johann Wolfgang von Goethe (1749-1832), German Poet, Dramatist, Novelist and Scientist, Portrait, 1773

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Johann Wolfgang von Goethe (1749-1832), German Poe...

Leonardo da Vinci (1452-1519), Italian Painter, Sculptor, Architect, Engineer & Scientist, Portrait

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Leonardo da Vinci (1452-1519), Italian Painter, Sc...

Benjamin Franklin (1706-1790), Reading, Portrait, Painting by David Martin, 1767

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Benjamin Franklin (1706-1790), Reading, Portrait, ...

Benjamin Franklin, Engraving, 1878

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Benjamin Franklin, Engraving, 1878

Thomas Henry Huxley (1825-95), English Biologist, Portrait, 1883

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Thomas Henry Huxley (1825-95), English Biologist, ...

Benjamin Franklin, Lithograph by Nathaniel Currier, 1847

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Benjamin Franklin, Lithograph by Nathaniel Currier...

Barbara Stanwyck, Jean Hersholt, Robert Taylor, on-set of the Film, "His Brother's Wife", 1936

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Barbara Stanwyck, Jean Hersholt, Robert Taylor, on...

George Washington Carver (1861-1943), American Scientist, Botanist, Educator and Inventor, Portrait, Postcard, circa 1915

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George Washington Carver (1861-1943), American Sci...

George Washington Carver (1861-1943), American Scientist, Botanist, Educator and Inventor, Portrait, Postcard, circa 1906

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George Washington Carver (1861-1943), American Sci...

Leonardo da Vinci (1452-1519), Italian Painter, Sculptor, Architect, Engineer & Scientist, Portrait, Engraving

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Leonardo da Vinci (1452-1519), Italian Painter, Sc...

Edward G. Robinson, on-set of the Film, "Dr. Ehrlich's Magic Bullet", 1940

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Edward G. Robinson, on-set of the Film, "Dr. Ehrli...

Rene Descartes (1596-1650), French Philosopher and Mathematician, Portrait, 1648

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Rene Descartes (1596-1650), French Philosopher and...