Instructions for use
Select an object to view from the list below. To rotate either click on the rotate icon located in the bottom right hand corner of the image or click and drag within the object window.
Section of Dover to Calais cable, 1851
Radio coherer-detector, c. 1901
Cable code key
Globe Ashtray
Crystal Detector
Baby Turtle
Grapnel
Wheatstone auto-transmitter, late 19th century
Section of deep sea cable
In 1929 the Eastern and Associated Telegraph Companies were merged with Marconis radio network to form a new company which was named Imperial and International Communications Limited. The globe shows the cable routes around the world.