James Watt's parallel motion.
James Watt's steam engine.
James Watt's sun-and-planet gears.
The governor of James Watt's steam engine.
The end beam of James Watt's steam engine.
James Watt.
The condenser of James Watt's steam engine.
The steam indicator of James Watt's steam engine.
James Watt
Diagram depicting a multiple Archimedean screws powered by a water wheel.
James Watt Muses About Perfecting The Newcomen Steam Engine
James Watt statue
Portrait of James Watt
Statue Of James Watt In Westminster
A double-acting steam engine by James Watt.
Interior of the'Watt Room', Heathfield Hall, includes Watt's sculpture copying machinery
Watt's steam engine.
BABBAGE CALCULATOR, 1864.
A portrait and obituary of James Watt.
Gold statue titled 'Boulton, Murdoch and Watt'.
James Watt, Scottish engineer
ROBERT BOYLE (1627-1691).
Watt's steam engine, historical artwork
Sir Charles Algernon Parsons, 1854 1931
A type distributing and type composing machines invented by A. Delcambre.
Watt boiler, 18th century
Watt steam engine, 18th century
Watt steam engine governor, 18th century
Archimedes sitting in his bath.
James Watt Steam engine.
James Watt, 1736 1819
Diagram explaining the Christiaan Huygens' wave theory of light by refraction.
Watt and his steam engine, 1760s
Diagram of James Hadden Young's Composing Machine.
WATT'S STEAM ENGINE, 1788.
James Nasmyth.
JAMES WATT (1736-1819).
Thomas Savery's steam engine.
James Watt In His Small Workshop In Glasgow
James Watt, caricature
John Ericsson's steam locomotive.
Niklaus Riggenbach.
Richard Trevithick's steam locomotive of 1804.
A Graphophone.
James Watt's First Idea Of Steam,' By Marcus Stone, In The Winter Exhibition At The French Gallery, 1867.
FELIX DU TEMPLE'S PATENT.
JAN SZCZEPANIK (1872-1926).
A Radiometer.
A spinthariscopic.
Papin's steam engine.
One of Evangelista Torricelli's experiments on barometric pressure.
ADER AIRPLANE, 1897.
Watt's improved steam engine, 19th century illustration
EDISON LAMP, 19th CENTURY.
EDISON TELEPHONE, 1879.
A Newcomen steam engine.
Thomas Savery's steam pump.
The Robert brothers helping Professor Jacques Charles.
A Brewster Stereoscope.
A Geissler tube.
A Wheatstone stereoscope.
John Henry Pepper.
FRANKLIN: WATER BOILING.
The Grand Theodolite.
EDISON: TELEPHONE.
Guglielmo Marconi, 1st Marquis of Marconi, 1874 1937
Boulton and Watt's Soho Foundry, 1790s
James Watt (1736-1819)
ADER AIRCRAFT, 1890.
An adaptation of Newcomen's atmospheric steam engine.
THOMAS EDISON (1847-1931).
The Circle Of Lunatics, Or Watt's Private Parties At His Heathfi
A helicopter design by Enrico Forlanini.
Denis Papin demonstrating his steam engine (1688).
Great Engineers And Inventors
The Virgin on the Rocks.
William Henry Preece and John William Strutt.
A Michelson interferometer.
Denis Papin.
The unveiling of the statue of Denis Papin.
ROTARY STEAM ENGINE.
EDISON: PHONOGRAPH, 1878.
Marquis de Jouffroy d'Abbans.
WATT'S STEAM ENGINE, 1769.
Archibald Montgomery Low, 1888 - 1956
Henri Giffard, 1825 1882
COTTON GIN.
CHEMICAL STILL.
DISTILLERY, 19th CENTURY.
DISTILLATION, 19th CENTURY.
PORTABLE STILL.
DISTILLATION.
ELECTROSTATIC GENERATOR.
Carl August von Steinheil, 1801 1870
A milking machine invented by Edward M. Knolling of Sandy Creek.
James Watt 1736 - 1819
David Boswell Reid.
AIR BATH, 1768.
Giovanni Branca's steam engine.
A woman viewing a picture through a Brewster Stereoscope.
JOHN WORRALL KEELY, c1895.
THOMPSON: APPARATUS.
NIKOLA TESLA (1856-1943).
Andre-Jacques Garnerin, 1769 182
BABBAGE COMPUTER.
ARCHIMEDES (c287-212 B.C.).
Sir Humphry Davy.
Marc Seguin's locomotive.
CROOKES RADIOMETER.
The boatmen on the Weser.
A steam engine designed by Denis Papin.
The Weser workmen destroying Papin's steamboat.
Simeon Denis Poisson.
Otto von Guericke's Thermoscope.
CAYLEY FLYING MACHINE, 1853.
John Ericsson, 1803 1889
TELEGRAPH, 1833.
Diagram showing the various angles of cut of a cone by Daniel Schwenter
EVANGELISTA TORRICELLI
ARCHIMEDES: SCREW.
BELL: TELEPHONE, 1877.
MORSE TELEGRAPH RECEIVER.
TELEPHONE, 19th CENTURY.
GAS METER.
Blaise Pascal.
Boatmen of the Weser destroying Denis Papin's steam engine.
SOHO ENGINEERING WORKS.
Denis Papin
Richard March Hoe's six cylinder printing press.
J. F. Walter's tricycle roller skate.
Francis Ronalds.
Johann Philipp Reis.
Samuel Pierpont Langley's first steam powered plane model.