7 February

 was notable for a number of highly varied events on Earth and its parallels:


 * 1894 - Tommy Brockless was born in Manchester. (TV: To the Last Man)
 * 1943 - In an alternate timeline, the United States of America conducted the first test of the atom-bomb in order to destroy the ironsides, unwilling to leave the powerful weapons in the sole hands of the British. (DWAN: Doctor Who The Official Annual 2011)
 * 1987 - An elderly Katherine Wainwright, née Nightingale penned a letter for her friend, Sally Sparrow, to read. The younger version of Kathy would be transported back to 1920 by a Weeping Angel shortly after Kathy's grandson delivered Sally the letter in 2007. (TV: Blink)

Behind the scenes

 * 1916 - Actor John Baskcomb was born.
 * 1942 - Actor Gareth Hunt was born.
 * 1956 - Actor Bhasker Patel was born.
 * 1970 - Episode two of Doctor Who and the Silurians was first broadcast on BBC1.
 * 1976 - Part two of The Seeds of Doom was first broadcast on BBC1.
 * 1981 - Part two of The Keeper of Traken was first broadcast on BBC1.
 * 1984 - Production commenced on The Twin Dilemma, the first television story of the Sixth Doctor era.
 * 2000 - Eighth Doctor Adventures novel The Shadows of Avalon and Past Doctor Adventures novel Tomb of Valdemar were first published by BBC Books.
 * 2003 - Actor Stephen Whittaker died.
 * 2004 - The Curse of Fenric was release on Region 4 DVD.
 * 2005 - The soundtrack to The Underwater Menace was first released on CD, with linking narration by Anneke Wills.
 * 2007 - Doctor Who: Battles in Time comic story Time of the Cybermen was first released by GE Fabbri Ltd in issue eleven.
 * 2008 - Part one of Doctor Who Adventures comic story The Halls of Sacrifice was first released by BBC Magazines in issue fifty.
 * 2008 - Recording for Big Finish audio story Assassin in the Limelight began at The Moat Studios.
 * 2011 - Recording for Big Finish audio story The Masters of Luxor began.
 * 2013 - Destiny of the Doctor audio story Shadow of Death was first released on CD.