14 December

On 14 December 1926, mystery writer Agatha Christie, who had been missing for eleven days, turned up in Harrogate with no memory of what had happened to her. (PROSE: Time Traveller's Diary, TV: The Unicorn and the Wasp)

In 1972, the Apollo 17 departed the surface of the Moon. (PROSE: Christmas on the Moon)

In 1981, Sarah Jane Smith returned to the United Kingdom after working abroad for Reuters since 1 December. (TV: A Girl's Best Friend)

According to a calendar on the Snowcap base, 14 December 1986 was a Sunday. (TV: The Tenth Planet)

In 2006, aboard the SS Elysium, Ruby Duvall had a chat about philosophy — mainly Heidegger — with her childhood idol Mike Brack. The pair bonded for a while, Ruby feeling sudden attraction for Mike. (PROSE: Iceberg)