BELL: TELEPHONE, 1877.
GRAPHOPHONE.
Bell at the opening of the long-distance line from New York to Chicago in 1892
EDISON'S PHONOGRAPH, 1890.
FELIX DU TEMPLE'S PATENT.
BARBED WIRE, 19th CENTURY.
ALEXANDER GRAHAM BELL
Bell's telephone patent, 1876
TELEPHONE: PATENT.
BELL: TELEPHONE DEMO, 1877.
THOMAS EDISON (1847-1931).
Visitor to the Paris international Exhibition listening to a recording of Edison's Phonograph.
Visitors to the Paris international Exhibition listening to a recording of Edison's Phonograph.
Thomas Alva Edison, listening to a recording of his Phonograph.
Man, listening to a recording of Edison Phonograph.
PHONAUTOGRAPH, c1857.
James Watt's parallel motion.
A milking machine invented by Edward M. Knolling of Sandy Creek.
EDISON: TELEPHONE, c1880.
EDISON: TELEPHONE.
GILLETTE RAZOR, 1904.
Elisha Gray's telephone.
Hollerith's tabulating machine patent, 1894
Marconi's radio patent, 1897
Enigma encryption machine patent, 1928
COTTON GIN, 19th CENTURY.
A young boy eavesdropping through an open window.
Eastman's Kodak camera patent, 1888
THOMAS ALVA EDISON (1847-1931).
Alexander Bell, Scottish-US inventor
BELL'S TELEPHONE, c1920.
Alexander Graham Bell (1847-1922)
Diagram explaining the Christiaan Huygens' wave theory of light by refraction.
GUGLIELMO MARCONI
CARTOON: TELEPHONE, 1886.
James Watt's steam engine.
The governor of James Watt's steam engine.
The end beam of James Watt's steam engine.
James Watt's sun-and-planet gears.
JAN SZCZEPANIK (1872-1926).
TELEPHONE, 19th CENTURY.
BELL & DOM PEDRO, 1876.
CARROLL: ALICE, 1865.
ARCHIMEDES (c287-212 B.C.).
RICHARD TREVITHICK
YABLOCHKOV CANDLE.
Patent Application For Incandescent Carbon Filament Lamp, Thomas A. Edison, Print, circa 1879
LINCOLN: PATENT, 1849.
A type distributing and type composing machines invented by A. Delcambre.
Birthplace of the telephone
SPAIN: POLITICAL SPEECH.
VLADIMIR LENIN (1870-1924).
ROBERT HUTCHINGS GODDARD
WRIGHT BROTHERS PLANS, 1908.
ICE CREAM CONE MOLD, 1903.
BOOKS: TRIMMING MACHINE.
Patent stone breaking machine by the Dravon Engine Works Co.
GAIL BORDEN (1801-1874).
JAMES BOGARDUS (1800-1874).
JAMES BUCHANAN EAD
JAMES BUCHANAN EADS
ELISHA GRAY (1835-1901).
RICHARD JORDAN GATLING
CHARLES GOODYEAR
BALLPOINT PEN, 1941.
Edison's light bulb patent, 1880
Clinical thermometer patent, 1882
Cochran's dishwasher patent, 1886
Corpse preservation patent, 1903
Monopoly-precursor board game patent, 1904
Wright Brothers flying machine patent, 1906
Frequency-hopping communications patent, 1942
EDISON TELEPHONE, 1879.
FRANKLIN: WATER BOILING.
Guglielmo Marconi, 1st Marquis of Marconi, 1874 1937
Cotton Gin Invented by Eli Whitney, 1793, Illustration
Edison's phonometer
FRANKLIN STOVE.
FRANKLIN STOVE DIAGRAM.
PATRICK BELL (1799-1869).
BABBAGE CALCULATOR, 1864.
EDISON: PHONOGRAPH, 1878.
ALEXANDER GRAHAM BELL/n(1847-1922).
James Watt.
The condenser of James Watt's steam engine.
The steam indicator of James Watt's steam engine.
Social conversations
KINETOPHONE, 1895.
ROBERT BOYLE (1627-1691).
Alexander Graham Bell, Scottish-American inventor
JOSEPH ROGERS BROWN (1810-1876)
ROBERT CHESEBROUGH
ADER AIRPLANE, 1897.
Diagram of James Hadden Young's Composing Machine.
Diagram depicting a multiple Archimedean screws powered by a water wheel.
Receiving a message on a Morse printing telegraph.
SNORING DEVICE, 1877.
David Edward Hughes, 1831 1900
FLYING MACHINE.
Bowker & Bensel's Improved Stave Machine 1883
LEE DE FOREST (1873-1961).
Richard March Hoe's six cylinder printing press.
J. F. Walter's tricycle roller skate.
Dr. Robert James.
TELEPHONE SWITCHBOARD.
Marquis de Jouffroy d'Abbans.
An adaptation of Newcomen's atmospheric steam engine.
Friedrich Koenig's mechanical cylinder printing press.
James Watt, 1736 1819
Frederick Brearey's flying machine.
Matthew Murray's steam locomotive built for John Blenkinsop.
Richard Arkwright's water fame spinning machine.
Thomas Newcomen's atmospheric steam engine.
ELI WHITNEY (1765-1825).
Bell telephone
First model of Edison Phonograph (c.1877)
COTTON GIN.
DRILLING MACHINE.
MORSE TELEGRAPH RECEIVER.
GAS METER.
Man Using First Telephone
There To Sit And Listen, Or Perhaps Join In The Conversation
A father telling his children a story.
A man using shadows to tell a story.
Bell telephone.
CROOKES RADIOMETER.
LOOM: FLY SHUTTLE, 1733.
STEAM ENGINE, 1698.
BENJAMIN FRANKLIN (1706-1790).
Inventor John Ericsson's Machine
Dean's diving helmet.
Richard Trevithick's locomotive.
Richard Trevithick's steam locomotive of 1804.
Andre-Jacques Garnerin's parachute design.
Abraham Lincoln delivering Gettysburg Address
Thomas Edison's phonometer.
BARNES' AIRSHIP, 1892.
EDISON'S PHONOGRAPH, 1877.
HEATING SYSTEM, 1881.
A patent 3-cylinder oscillating steam engine for marine use.
PENNINGTON'S AIRSHIP, 1838.
Bell's long distance telephone.
PIERRE CURIE (1859-1906).
ARABIAN NIGHTS.
CHARLES H. SPURGEON
A Bell telephone.
The first Bell telephone.
HANS CHRISTIAN ANDERSEN
Claude Chappe, 1763 1805
An aerial telegraph post in the 18th century
Sir Charles Wheatstone, 1802 1875
FRANKLIN: STOVE, c1760.
ADDRESS MACHINE, 1858.
TYPEWRITER, 1856.
Folding urinal patent, 1884