Images Dated 11th May 2004

Lecture on Stephen Grays discoveries in electricity

A lecture at the Charterhouse, London on Stephen Gray's discoveries in electricity. In the early eighteenth century, Gray demonstrated that charges of electricity could be conducted by some materials for distances as great as 765 feet, while others did not conduct electricity at all. Eventually, he was able to send charges through 88 metres of wire suspended on silken threads to operate an electroscope - an instrument used to detect static electricity. By sending an electrical signal from one place to another, Gray established the basic principle of the electric telegraph

© Mary Evans Picture Library 2015 - https://copyrighthub.org/s0/hub1/creation/maryevans/MaryEvansPictureID/10216282

HUNGARY-Budapest: Buda / Castle Hill View of- Lower Buda Waterfront around Clark Adam ter

HUNGARY, Budapest: Buda / Castle Hill View of, Lower Buda Waterfront around Clark Adam ter (Square)

© Walter Bibikow / DanitaDelimont.com

Architecture, Boat, Buda, Budapest, Castle Hill, Clark Adam Ter, Danita Delimont, Danube, Danube River, Docked, Europe, Hungary, River, Riverfront, Satellite, Shore, View, Walter Bibikow, Waterfront

open-uri20120929-26421-r0jq06

2006 Goodwood Festival of Speed Press Day
Goodwood, England. 23rd March 2006
Sir Stirling Moss with his wife Lady Susie Moss. Portrait.
World Copyright: Jeff Bloxham/LAT Photographic
ref: Digital Image Only