THOMAS EDISON (1847-1931).
THOMAS ALVA EDISON (1847-1931).
THOMAS A. EDISON (1847-1931).
EDISON & STEINMETZ, 1922.
Thomas Alva Edison (1847-1931), American Inventor, half-length seated Portrait, Louis Bachrach, Bachrach Studios, 1922
Thomas Alva Edison (1847-1931), American Inventor, half-length Portrait, Louis Bachrach, Bachrach Studios, 1922
BENJAMIN FRANKLIN (1706-1790).
LEE DE FOREST (1873-1961).
SAMUEL PIERPONT LANGLE
SAMUEL PIERPONT LANGLEY
ALEXANDER GRAHAM BELL/n(1847-1922).
JOHN WORRALL KEELY, c1895.
EDISON WITH HIS FAMILY.
NIKOLA TESLA (1856-1943).
Thomas A. Edison with Phonograph, Engraving, circa 1888
CHARLES DURYEA (1862-1938).
SIR FRANCIS GALTON
LUTHER BURBANK (1849-1926).
ALBERT EINSTEIN (1879-1955).
ELI WHITNEY (1765-1825).
AMERICAN SCIENTISTS.
SIR CHARLES WHEATSTONE
JAMES NAISMITH (1861-1939).
John N Stockwell, American astronomer
Seth Chandler, US astronomer
BENJAMIN FRANKLIN
GEORGE WASHINGTON CARVER
JOHN BURROUGHS (1837-1921).
ALBERT BUSHNELL HART
OLIVER W. HOLMES (1809-1894).
WILLIAM JAMES (1842-1910)
ELMER AMBROSE SPERRY
WRIGHT BROTHERS
WILLIAM McDOUGAL
ALFRED RUSSEL WALLAC
MICHAEL IDVORSKY PUPIN
MABEL HUBBARD BELL (1857-1923).
ROBERT FULTON (1765-1815).
William Coblentz, US physicist
MAX PLANCK (1858-1947)
CARL SAGAN (1934-1996).
HENRY FAIRFIELD OSBORN
ALFRED RUSSEL WALLACE
CARL GUSTAV JUNG (1875-1961)
WILLIAM HUGGINS (1824-1910).
THOMAS EDISON (1847-1931)
THOMAS H. HUXLEY (1825-1895).
JAMES CURLEY (1796-1889).
EMILE BERLINER (1851-1929).
ALEXANDER GRAHAM BELL
JAMES ROWLAND ANGELL
THOMAS ALVA EDISON
JAMES P. JOULE (1818-1889).
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
Albert Gunther, German-British zoologist
ECHEGARAY y EIZAGUIRRE
WILHELM CONRAD ROENTGE
Charles Darwin, British naturalist
WRIGHT BROTHERS GLIDER.
ROBERT ANDREWS MILLIKA
CHARLES HODGE 1797-1878).
GEORGE BANCROFT (1800-1891).
JOHN C. FREMONT (1813-1890).
JOSEPH HENRY (1797-1878).
BENJAMIN THOMPSON
VACHEL LINDSAY (1879-1931).
ROBERT STEPHENSON
JAMES WATT (1736-1819).
Thomas Simonton, US astronomer
PAUL DIRAC (1902-1984).
WERNER KARL HEISENBERG
SIR CHARLES LYELL
ALEXANDER VON HUMBOLDT
SIR JOHN F.W. HERSCHEL
JEAN HENRI FABRE (1823-1915).
JOHN STEVENS HENSLOW
HUGH PRICE HUGHES (1847-1902).
Charles Walcott, US palaeontologist
Lewis Boss, US astronomer
FRANZ BOAS (1858-1942).
GUGLIELMO MARCONI
AUGUSTA DEJERINE (1859-1927).
JULIAN HAWTHORNE (1846-1934).
FAMOUS PLAYERS, c1916.
ANDREW CARNEGIE (1835-1919).
JOHN BARRYMORE (1882-1942).
MARCUS A. HANNA (1837-1904).
NEWTON D. BAKER (1871-1937).
THOMAS YOUNG (1773-1829).
ROY CHAPMAN ANDREWS
THOMAS HART BENTON
WILLIAM LILLY (1602-1681).
JOHN PLAYFAIR (1748-1819).
JOHN NAPIER (1550-1617).
ALBERT ABRAHAM MICHELSON
JEAN-BAPTISTE MARCHAND
3RD BARON RAYLEIGH
ERNEST HENRY SHACKLETON
JAN CHRISTIAAN SMUTS
HENRI BERGSON (1859-1941).
PIERRE E.M. BERTHELO
CAROLUS LINNAEUS (1707-1778).
ISAAC BARROW (1630-1677).
NICOLAUS COPERNICUS/n(1473-1543).
CHRISTOPHER CLAVIU
ROBERT BROWN (1773-1858).
JEAN LE ROND D'ALEMBERT