The Post Office Research Station at Dollis Hill, London, was first established in 1921 and opened by the Prime Minister Ramsay MacDonald in 1933. The British General Post Office (GPO) was officially established in 1660 by Charles II and it eventually grew to combine the functions of both the state postal system and telecommunications carrier. ... Dollis Hill is an area of North-West London, England. ... The clock tower of the Palace of Westminster, which contains Big Ben London is the capital city of the United Kingdom and of England. ... 1921 was a common year starting on Saturday (see link for calendar). ... The Right Honourable James Ramsay MacDonald (12 October 1866–9 November 1937), British politician, was twice Prime Minister of the United Kingdom. ... 1933 was a common year starting on Sunday (link will take you to calendar). ...

In 1943, the world's first electronic computer, Colossus, was built by Tommy Flowers' team. 1943 is a common year starting on Friday. ... A Colossus Mark II computer. ... Thomas (Tommy) Harold Flowers MBE (22 December 1905–28 October 1998) was a British General Post Office (GPO) engineer who, during World War II designed Colossus — an early computer — to assist the codebreaking efforts at Bletchley Park. ...

In 1957, ERNIE (Electronic Random Number Indicator Equipment) was built for the government's Premium Bond lottery, by Sidney Broadhurst's team. 1957 was a common year starting on Tuesday of the Gregorian calendar. ... Ernie, in a skit with Bert Ernie, on tour through Africa with Bert, meets an Egyptian statue counterpart to dance with. ... A Premium Bond is a bond issued by the United Kingdom governments National Savings & Investments scheme. ...

In 1971, Samuel Fedida conceived of Viewdata and the Prestel service was launched in 1979. 1971 is a common year starting on Friday (click for link to calendar). ... In telecommunication, a viewdata is a Videotex implementation, a type of information-retrieval service in which a subscriber can (a) access a remote database via a common carrier channel, (b) request data, and (c) receive requested data on a video display over a separate channel. ... Prestel, the brand name for the British General Post Offices Viewdata technology, was an interactive videotex system launched in 1979. ... This page refers to the year 1979. ...

The station was relocated to Martlesham Heath and was opened in 1975 by Queen Elizabeth. Martlesham Heath village is situated 6 miles east of Ipswich, in Suffolk, England. ... 1975 was a common year starting on Wednesday (the link is to a full 1975 calendar). ... Queen Elizabeth II (Elizabeth Alexandra Mary Windsor, born 21 April 1926), styled Her Majesty The Queen, is the Queen regnant of the United Kingdom of Great Britain and Northern Ireland, Canada, Australia, New Zealand, Jamaica, Barbados, the Bahamas, Grenada, Papua New Guinea, the Solomon Islands, Tuvalu, Saint Lucia, Saint Vincent...

Notable staff

• John Bray
• Sidney Broadhurst
• William Chandler
• Dick Dyott
• James Ellis
• Samuel Fedida
• Tommy Flowers
• Arnold Lynch
• Frank Morrell
• Eric Speight