communication between ships in the age of sail, flag signals on the masts of the ship, victorian 1880s 19th century - 電報機 幅插畫檔、美工圖案、卡通及圖標水上交通工具, 歸檔
wireless telegraph by thomas edison (1847-1931), wood engraving, published 1892 - 電報機 幅插畫檔、美工圖案、卡通及圖標湯瑪斯·愛迪生, 技術, 鄉愁
wilhelm eduard weber was a german physicist and, together with carl friedrich gauss, inventor of the first electromagnetic telegraph - 電報機 幅插畫檔、美工圖案、卡通及圖標物理學家
Students at the first Marconi Wireless School in the United States in New York, 1916. The new law after the Titanic disaster requiring operators to...機械, 無線技術
Working office of a post and telegraph station worker late 19th - early 20th century is presented at the exhibition "In Touch!" on October 6, 2023 in...工作, 辦公室, 職業
Splicing the Trans-Atlantic telegraph cable on board the 'Great Eastern', 25th July 1865, pub. By Lay and Son, c.1868
engraving alexander graham bell making a call on antique telephone - 電報機 幅插畫檔、美工圖案、卡通及圖標亞歷山大貝爾, 雕刻圖像, 電話
antique image from british magazine: conflict in crete, huts of telegraph station guard - 電報機 幅插畫檔、美工圖案、卡通及圖標車站
Illustration showing the ship the SS Great Eastern laying out the Atlantic cable, connecting Europe and North America by Trans-Atlantic telegraph...
memorial column to the first middle eastern telegraph in al-merjeh (martyr's square) in damascus. - 電報機 個照片及圖片檔
Electromagnetic system and the connection of the telegraph Hughes - an illustration of the encyclopedia publishers Education, St. Petersburg, Russian...
First World War. "Wires of Peace in Brest-Litowsk". Telegraph pole with hundreds of Wires during the peace negotiation between the Sowjets and the...
antique illustration, physics principles and experiments, electricity and magnetism: telegraph - 電報機 幅插畫檔、美工圖案、卡通及圖標
Telegraph key is a switching device used primarily to send Morse code / Ein Telegraphenschlüssel ist ein Schaltgerät, das hauptsächlich zum Senden...
A needle telegraph produced by Charles Wheatstone / ein Zeigertelegraf von Charles Wheatstone, historisch, historical, digital improved reproduction...
Magnetzeigertelegraf von Siemens und Halske / Magnetic pointer telegraph from Siemens and Halske, Historisch, historical, digital improved...
Nadeltelegraf mit einer einzigen Nadel, ein historischer Telegrafenapparat, welcher als gebrauchstaugliches Gerät 1837 von Charles Wheatstone und...
Girl volunteers come to London to help with the Post Office telegraph system. Edwin Appleton 18th July 1944. Girl volunteers come to London to help...
Telegraph message from a ship called Olympic reports that it has received word from the Titanic that it has stuck an iceberg. The message is one of...鐵達尼號, 訊息, 船舶
March 2022, Schleswig-Holstein, Kiel: The machine telegraph on deck of the sail training ship Gorch Fock. After eight years, Captain Brandt has...
The Daily Telegraph's Classic Chelsea Garden during Chelsea Flower Show Press and VIP Day on May 23, 2011 in London, England.
Young lady paying calls by personal airship among a maze of telegraph and telephone wires. Robida's idea of world in 1953. From A Robida Le Vingtieme...
The Atlantic Telegraph: On deck of SS 'Great Eastern' searching cable for a fault after its recovery from the bottom of the Atlantic 31 July 1865....
Morse electric printing telegraph. Rear view of instrument showing roll of paper for recording messages and the transmitting key at C. D are wet...
Morse electric printing telegraph. Front view of instrument showing roll of paper for recording messages and the transmitting key at A. D are wet...
Telegraph stations in the United States, the Canada's & Nova Scotia, 1853. Illustration by Charles B. Barr.