Guillaume Amontons' demonstration of his aerial telegraph.
Receiver of Foy and Breguet's needle telegraph.
リュクサンブール公園
Franco-prussian War: The Last In The Luxembourg Gardens Housed Sheep
Breguet telegraph transmitter of 1845.
PARIS: LUXEMBOURG GARDENS.
Transmitter of Breguet's dial telegraph.
Indicator (receiver) of Breguet's dial telegraph.
Electric telegraph station fitted with Breguet equipment.
Manipulator of Foy and Breguet's needle telegraph.
Mechanism of the receiver of Breguet's needle telegraph.
Alphabet of Foy and Breguet's needle telegraph.
Transmitter of early model of Breguet dial telegraph.
Mechanism of indicator (receiver) of Breguet's dial telegraph.
Robert Hooke's proposal for an aerial telegraph.
Statue, Jardin du Luxembourg, Paris, France
Toy Sailboat in Pond, Jardin du Luxembourg, Paris, France
Jardin du luxembourg paris
リュクサンブール公園の彫像
雪のリュクサンブール庭園
紅葉のリュクサンブール公園
リュクサンブール公園の人びと
リュクサンブール公園のマロニエ並木
紅葉のリュクサンブール公園と市街
新緑のリュクサンブール公園
リュクサンブール宮とリュクサンブール公園
Blaise Pascal.
リュクサンブール公園、リュクサンブール宮殿、パリ、フランス
Scenic view of Jardin du Luxembourg and Pantheon, Paris, France
Tulips in Jardin du Luxembourg, Pantheon in background, Paris, France
屋外に並べられた椅子
リュクサンブール公園の噴水
リュクサンブール公園とエッフェル塔
France, Paris, metal chairs set side by side in park
France, Paris, Jardin du Luxembourg
France, Paris, tree grove in Jardin du Luxembourg
Tranquil park scene
Spring time in Paris
Spring time in Paris Garden
リュクサンブール公園テラスのカップル
Lone Statue, Jardin du Luxembourg, Paris, France
Building Facade and Statue, Jardin du Luxembourg, Paris, France
VELOCIPEDE COURSE, 1818.
秋のリュクサンブール公園にて
新緑の芝生
公園の椅子と落葉
ルクサンブール公園
リュクサンブール公園の花壇
リュクサンブール公園と市街風景
リュクサンブール公園の紅葉の並木と人びと
リュクサンブール公園のマロニエとカフェ
Central telegraph office Paris.
Giovanni Caselli, Italian physicist
ジョルジュ・サンド像
秋のベンチ
Denis Papin demonstrating his steam engine (1688).
An adding machine designed by Blaise Pascal.
One of Evangelista Torricelli's experiments on barometric pressure.
リュクサンブール宮
The use of Mangin's optical telegraph.
Baudot telegraph system, 19th century
An invention by Claude Chappe.
Receiving instrument of the Foy-Breguet electric telegraph with cover removed.
Hooke telegraph system, 1684
リュクサンブール公園の紅葉の木立
France, Paris, young man stretching in Le Jardin du Luxembourg
リュクサンブール公園の紅葉と自転車の女性
Title page of 'The new (so-called) Magdeburg experiments of Otto von Guericke' by Otto von Guericke.
ALFRED L. VAIL (1807-1859).
The Breguet's and Bellancourt's serial telegraph.
Otto von Guericke's Thermoscope.
PARIS: TELEGRAPH BUREAU.
John Watkins Brett, telegraph pioneer
Georges-Louis Le Sage, Swiss physicist
Charles Wheatstone, British physicist
Electric printing telegraph invented by Hughes.
An aerial telegraph post in the 18th century
The Submarine Electric Telegraph
The Shutter Telegraph devised by Lord George Murray.
Messages being sent through the Atlantic Telegraph system.
The submarine electric telegraph cable.
France,Paris,Luxembourg Gardens,Luxembourg Palace,The Senate
Mr Punch with Marconi for wireless telegraphy.
リュクサンブール公園とパリ市街
Charles Wheatstone (1802-1875)
The sending of an emergency signal.
Denis Papin, French physicist
William Thomson, Lord Kelvin (1824-1907)
新緑の並木道
リュクサンブール公園の秋
Signature of Blaise Pascal.
Francois Sudre's telephone, illustration
Claude Pouillet.
The direct telegraph line of the Newcastle Chronicle.
Mint Images 54938
Denis Papin, French physicist, artwork
First Morse telegraph, 1837
Ronald's dial telegraph and line.
Papin's steam engine.
Denis Papin.
Boatmen of the Weser destroying Denis Papin's steam engine.
Diagram depicting a multiple Archimedean screws powered by a water wheel.
Andre-Marie Ampere, French physicist
Thomas Alva Edison, American physicist
Baudot telegraph system, 19th century illustration
A man writing a telegraph.
Louis Breguet, French physicist
A table of the rarefaction of the air.
A table of the condensation of the air.
Morse telegraph receiver, 19th century
GPO telegraph transmitter.
S. Crosley's model pneumatic telegraph.
A Morse-Digney printing telegraph equipment.
A Radiometer.
The opening of the wireless telegraph.
Pouillet's Pyrheliometer.
Galileo Galilei, Italian astronomer
Telegraph clerk receiving a message on a Morse sounding telegraph.
A message being received on a Morse printing telegraph.
An operator receiving a message on a Morse telegraph.
Operators receiving a message on a Morse telegraph.
RAILROAD: TELEGRAPH CAR.
Early electric telegraph receiver, 19th Century illustration
Paris Observatory foundation, 1667
The Medici Fountain (La Fontaine de Medicis), Jardin du Luxembourg, Paris, France
France, Paris, "Le Petit Journal" cover, 1907
A telegraph system using flares.
A telegraph tower.
Telegraph room, Electric and International Telegraph Company.
Receiving a message on a Morse telegraph General Post Office.
The telegraph room.
Marin Mersenne performing an experiment.
Telegraph in 1853.
The Post Office telegraph headquarters.
Instrument gallery; Central Telegraph Office.
MORSE TELEGRAPH.
Guglielmo Marconi.
Claude Chappe, 1763 1805
Eclectic telegraph cable.
Young lady paying calls by personal airship among a maze of telegraph and telephone wires
The telegraph cable linking France and Britain.
Teleprinter in the Bank of England.