1958

In 1958, the Seventh Doctor and Chris Cwej visited Soho. (PROSE: Bad Therapy)

On 20 April, the MTB Heroic sank in the River Thames due to a storm. Its crewmember Johnny Skipton was rescued from drowning by the 39th century time traveller Elliot Payne and brought to the 1890s. (AUDIO: Dead Men's Tales, Chronoclasm)

The Doctor visited Professor Chronotis at St. Cedd's College, Cambridge. (TV: Shada; WC: Shada) During one visit, the Doctor exchanged Treasure Island for a copy of The Time Machine. (PROSE: Cambridge Previsited)

The BBC science fiction television series Nightshade starring Edmund Trevithick as the title character came to an end after five years. It was rebroadcast on BBC2 in December 1968. (PROSE: Nightshade, The Left-Handed Hummingbird)

The Tenth Doctor took Martha Jones to Wisconsin in order to sample milkshakes. The stop was part of a larger hunt for the greatest milkshakes in the universe. (COMIC: Agent Provocateur)

The Tenth Doctor travelled to Dry Springs, and later to Area 51, where he helped ward off an invasion of Earth by the Viperox. Along the way he met Cassie Rice and Jimmy Stalkingwolf and arranged freedom for two of the grey aliens connected to the famous Roswell crash. (TV: Dreamland)

The Sixth Doctor was sent to Earth to "save the universe." (PROSE: Spiral Scratch)

The Eleventh Doctor, Amy Pond and Rory Williams stopped Sir Reginald Troupe from seizing the British throne. (COMIC: Tuesday)

Dr. Nadia Červenka defected from the Soviet Union to the United Kingdom. (AUDIO: Artificial Intelligence)

Edmund Trevithick's wife Margaret died. (PROSE: Nightshade)

Jo Grant's grandfather died. (AUDIO: The Mists of Time)

Kevin Dovie was born to Bob and Jenny Dovie. (AUDIO: The Light at the End)