David Hayさんのイラストまとめ

Eton College school boys visiting Windsor Telephone Exchange #OTD 1935 #archives

On 19 February 1884 L M Ericsson of Sweden combined the transmitter and receiver to produce the earliest telephone handset. Here's an example of the slightly later @ericsson handset GPO telephone.
More recent (mobile) phones rarely seen around today https://t.co/DAJ4Kfc7Oi … …

#OTD 1802 Sir Charles Wheatstone FRS was born - scientist, electric telegraph inventor & a founder of the company that ultimately evolved into today's BT #histstm #bizhis

#OTD 1874 The Central Telegraph Office (CTO) in London moved to GPO (West) opposite St Paul's cathedral, now the site of BT's headquarter's building in Newgate St. https://t.co/c5txM4lrad #bizhis

#OTD 1880 the first trunk (long distance) telephone line was opened, between Leeds and Bradford in Yorkshire #HistSTM

#OTD 19 January 1878: Not 999 #emergencyservices, which was introduced in 1937, but possibly the first ever #emergency telephone call? #999family #heritage #telecoms

Bravery of women telephone operators in a #WW1 Zeppelin raid on Yarmouth, Lowestoft, Kings Lynn etc #OTD 1915. Read more on how GPO #telecoms #tech and people helped win #WW1. https://t.co/WJQ8SfoL1l … #WW1OnThisDay #HistSTEM #bizhis #archives

#OTD 1854 telephone pioneer, shipbuilder and Shakespearean actor Thomas Augustus Watson was born in Salem, Massachusetts, USA. He assisted Alexander Graham Bell and received Bell's first phone call “Mr. Watson—come here—I want you.” https://t.co/CIbEt2howX … #happybirthday

#Telecoms themed comic postcard, from an age of fabulous hats, furs and gender stereotypical puns. #archivecatwalk #ExploreArchives

W H Preece, the telegraph, telephone and wireless radio pioneer, a great Welsh scientist, was appointed GPO Engineer-in-Chief and Electrician #OTD 1892. He was an early mentor of Marconi https://t.co/YVguoq9LIo #HistSTM #Telecoms #Archivescience